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de Luca Montes RA, Huq M, Godfrey T, Oon S, Calderone A, Kandane-Rathnayake R, Louthrenoo W, Luo SF, Jan Wu YJ, Golder V, Lateef A, Navarra SV, Zamora L, Hamijoyo L, Sockalingam S, An Y, Li Z, Katsumata Y, Harigai M, Chan M, Goldblatt F, O'Neill S, Lau CS, Cho J, Hoi A, Karyekar CS, Morand EF, Nikpour M. Association of systemic lupus erythematosus standard of care immunosuppressants with glucocorticoid use and disease outcomes: a multicentre cohort study. Adv Rheumatol 2024; 64:38. [PMID: 38720354 DOI: 10.1186/s42358-024-00366-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/22/2023] [Accepted: 03/30/2024] [Indexed: 06/09/2024] Open
Abstract
BACKGROUND This study examines the association of standard-of-care systemic lupus erythematosus (SLE) medications with key outcomes such as low disease activity attainment, flares, damage accrual, and steroid-sparing, for which there is current paucity of data. METHODS The Asia Pacific Lupus Collaboration (APLC) prospectively collects data across numerous sites regarding demographic and disease characteristics, medication use, and lupus outcomes. Using propensity score methods and panel logistic regression models, we determined the association between lupus medications and outcomes. RESULTS Among 1707 patients followed over 12,689 visits for a median of 2.19 years, 1332 (78.03%) patients achieved the Lupus Low Disease Activity State (LLDAS), 976 (57.18%) experienced flares, and on most visits patients were taking an anti-malarial (69.86%) or immunosuppressive drug (76.37%). Prednisolone, hydroxychloroquine and azathioprine were utilised with similar frequency across all organ domains; methotrexate for musculoskeletal activity. There were differences in medication utilisation between countries, with hydroxychloroquine less frequently, and calcineurin inhibitors more frequently, used in Japan. More patients taking leflunomide, methotrexate, chloroquine/hydroxychloroquine, azathioprine, and mycophenolate mofetil/mycophenolic acid were taking ≤ 7.5 mg/day of prednisolone (compared to > 7.5 mg/day) suggesting a steroid-sparing effect. Patients taking tacrolimus were more likely (Odds Ratio [95% Confidence Interval] 13.58 [2.23-82.78], p = 0.005) to attain LLDAS. Patients taking azathioprine (OR 0.67 [0.53-0.86], p = 0.001) and methotrexate (OR 0.68 [0.47-0.98], p = 0.038) were less likely to attain LLDAS. Patients taking mycophenolate mofetil were less likely to experience a flare (OR 0.79 [0.64-0.97], p = 0.025). None of the drugs was associated with a reduction in damage accrual. CONCLUSIONS This study suggests a steroid-sparing benefit for most commonly used standard of care immunosuppressants used in SLE treatment, some of which were associated with an increased likelihood of attaining LLDAS, or reduced incidence of flares. It also highlights the unmet need for effective treatments in lupus.
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Affiliation(s)
- Ricardo Azêdo de Luca Montes
- Rheumatology Department, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
- Internal Medicine, Universidade do Estado do Rio De Janeiro, Rua São Francisco Xavier 524, Maracanã, Rio de Janeiro, 20550-900, Brazil
- Department of Medicine, The University of Melbourne at St Vincent's Hospital, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia
- Department of Rheumatology, St Vincent's Hospital Melbourne, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia
| | - Molla Huq
- Department of Medicine, The University of Melbourne at St Vincent's Hospital, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia
| | - Timothy Godfrey
- Department of Rheumatology, St Vincent's Hospital Melbourne, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia
| | - Shereen Oon
- Department of Medicine, The University of Melbourne at St Vincent's Hospital, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia
| | - Alicia Calderone
- Department of Rheumatology, St Vincent's Hospital Melbourne, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia
| | - Rangi Kandane-Rathnayake
- Monash University, Level 5, Block E, Monash Medical Centre, 246 Clayton Road, Clayton, Victoria, 3168, Australia
| | - Worawit Louthrenoo
- Chiang Mai University Hospital, 110 Intravororos Street, Muang District, Chang Mai, 50200, Thailand
| | - Shue-Fen Luo
- Chang Gung Memorial Hospital, 5 Fuxing Street, Guishan Township, Taoyuan County, 333, Taiwan
| | - Yeong-Jian Jan Wu
- Chang Gung Memorial Hospital, 222, Maijin Road, Anle District, Keelung City, 204, Taiwan
| | - Vera Golder
- Monash University, Level 5, Block E, Monash Medical Centre, 246 Clayton Road, Clayton, Victoria, 3168, Australia
| | - Aisha Lateef
- National University Hospital, 1E Kent Ridge Road, #13-00, Singapore, Singapore
| | - Sandra V Navarra
- University of Santo Tomas Hospital, España Boulevard, Sampaloc, Manila, Philippines
| | - Leonid Zamora
- University of Santo Tomas Hospital, España Boulevard, Sampaloc, Manila, Philippines
| | - Laniyati Hamijoyo
- University of Padjadjaran, JI Pasteur 38, Bandung West, Jawa Barat, Indonesia
| | | | - Yuan An
- People's Hospital Peking University Health Sciences Centre, 11 Xizhimen South Street, Western District, Beijing, 100044, China
| | - Zhanguo Li
- People's Hospital Peking University Health Sciences Centre, 11 Xizhimen South Street, Western District, Beijing, 100044, China
| | - Yasuhiro Katsumata
- Tokyo Women's Medical University, 10-22 Kawada-Cho, Shinjuku, Tokyo, 162-0054, Japan
| | - Masayoshi Harigai
- Rheumatology, Tokyo Women's Medical University, 10-22 Kawada-Cho, Shinjuku, Tokyo, 162-0054, Japan
| | - Madelynn Chan
- Tan Tock Seng Hospital, 11 Jalan Tan Tock Seng, Singapore, 308433, Singapore
| | - Fiona Goldblatt
- Department of Rheumatology, Flinders Medical Centre, Bedford Park, South Australia, 5042, Australia
| | - Sean O'Neill
- University of New South Wales and Ingham Institute of Applied Medical Research, 1 Campbell St, Liverpool, New South Wales, 2170, Australia
| | - Chak Sing Lau
- University of Hong Kong, Queen Mary Hospital, 102 Pok Fu Lam Road, Pok Fu Lam, Hong Kong
| | - Jiacai Cho
- National University Hospital, 1E Kent Ridge Road, #13-00, Singapore, Singapore
| | - Alberta Hoi
- Monash University, Level 5, Block E, Monash Medical Centre, 246 Clayton Road, Clayton, Victoria, 3168, Australia
| | - Chetan S Karyekar
- Janssen Pharmaceutical Companies of Johnson and Johnson, 1125 Trenton Harbourton Rd, Titusville, NJ, 08560, USA
| | - Eric F Morand
- Monash University, Level 5, Block E, Monash Medical Centre, 246 Clayton Road, Clayton, Victoria, 3168, Australia
| | - Mandana Nikpour
- Department of Medicine, The University of Melbourne at St Vincent's Hospital, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia.
- School of Public Health, University of Sydney, Sydney, New South Wales, 2206, Australia.
- Department of Rheumatology, Royal Prince Alfred Hospital, Camperdown, NSW, 2050, Australia.
- The University of Melbourne at St Vincent's Hospital, 41 Victoria Parade, Fitzroy, Victoria, 3065, Australia.
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Cruz-Ávila HA, Ramírez-Alatriste F, Martínez-García M, Hernández-Lemus E. Comorbidity patterns in cardiovascular diseases: the role of life-stage and socioeconomic status. Front Cardiovasc Med 2024; 11:1215458. [PMID: 38414921 PMCID: PMC10897012 DOI: 10.3389/fcvm.2024.1215458] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/02/2023] [Accepted: 01/29/2024] [Indexed: 02/29/2024] Open
Abstract
Cardiovascular diseases stand as a prominent global cause of mortality, their intricate origins often entwined with comorbidities and multimorbid conditions. Acknowledging the pivotal roles of age, sex, and social determinants of health in shaping the onset and progression of these diseases, our study delves into the nuanced interplay between life-stage, socioeconomic status, and comorbidity patterns within cardiovascular diseases. Leveraging data from a cross-sectional survey encompassing Mexican adults, we unearth a robust association between these variables and the prevalence of comorbidities linked to cardiovascular conditions. To foster a comprehensive understanding of multimorbidity patterns across diverse life-stages, we scrutinize an extensive dataset comprising 47,377 cases diagnosed with cardiovascular ailments at Mexico's national reference hospital. Extracting sociodemographic details, primary diagnoses prompting hospitalization, and additional conditions identified through ICD-10 codes, we unveil subtle yet significant associations and discuss pertinent specific cases. Our results underscore a noteworthy trend: younger patients of lower socioeconomic status exhibit a heightened likelihood of cardiovascular comorbidities compared to their older counterparts with a higher socioeconomic status. By empowering clinicians to discern non-evident comorbidities, our study aims to refine therapeutic designs. These findings offer profound insights into the intricate interplay among life-stage, socioeconomic status, and comorbidity patterns within cardiovascular diseases. Armed with data-supported approaches that account for these factors, clinical practices stand to be enhanced, and public health policies informed, ultimately advancing the prevention and management of cardiovascular disease in Mexico.
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Affiliation(s)
- Héctor A Cruz-Ávila
- Graduate Program in Complexity Sciences, Autonomous University of México City, México City, Mexico
- Immunology Department, National Institute of Cardiology 'Ignacio Chávez', México City, Mexico
| | | | - Mireya Martínez-García
- Immunology Department, National Institute of Cardiology 'Ignacio Chávez', México City, Mexico
| | - Enrique Hernández-Lemus
- Computational Genomics Division, National Institute of Genomic Medicine, México City, Mexico
- Center for Complexity Sciences, Universidad Nacional Autónoma de México, México City, Mexico
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3
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Mok MY, Luo CY, Huang FP, Kong WY, Chan GCF. IL-33 Orchestrated the Interaction and Immunoregulatory Functions of Alternatively Activated Macrophages and Regulatory T Cells In Vitro. JOURNAL OF IMMUNOLOGY (BALTIMORE, MD. : 1950) 2023; 211:1134-1143. [PMID: 37566486 DOI: 10.4049/jimmunol.2300191] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/15/2023] [Accepted: 07/20/2023] [Indexed: 08/13/2023]
Abstract
Our group has previously demonstrated elevated serum-soluble ST2 in patients with active systemic lupus erythematosus, suggesting a role of IL-33 in the underlying pathogenesis. However, inconsistent results have been reported on the effect of exogenous IL-33 on murine lupus activity, which may be mediated by concerted actions of various immune cells in vivo. This study aimed to examine the function of IL-33 on macrophage polarization and regulatory T cells (Treg) and their interactive effects in the lupus setting by in vitro coculture experiments of macrophages and T cells that were performed in the presence or absence of IL-33-containing medium. Compared to IL-4-polarized bone marrow-derived macrophages (BMDM) from MRL/MpJ mice, adding IL-33 enhanced mRNA expression of markers of alternatively activated macrophages, including CD206 and Arg1. IL-33 and IL-4 copolarized BMDM produced higher TGF-β but not IL-6 upon inflammatory challenge. These BMDM induced an increase in the Foxp3+CD25+ Treg population in cocultured allogeneic T cells from MRL/MpJ and predisease MRL/lpr mice. These copolarized BMDM also showed an enhanced suppressive effect on T cell proliferation with reduced IFN-γ and IL-17 release but increased TGF-β production. In the presence of TGF-β and IL-2, IL-33 also directly promoted inducible Treg that expressed a high level of CD25 and more sustained Foxp3. Unpolarized BMDM cocultured with these Treg displayed higher phagocytosis. In conclusion, TGF-β was identified as a key cytokine produced by IL-4 and IL-33 copolarized alternatively activated macrophages and the induced Treg, which may contribute to a positive feedback loop potentiating the immunoregulatory functions of IL-33.
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Affiliation(s)
- Mo Yin Mok
- Department of Biomedical Sciences, City University of Hong Kong, Hong Kong SAR, China
| | - Cai Yun Luo
- Department of Pediatrics and Adolescent Medicine, University of Hong Kong, Hong Kong SAR, China
| | - Fang Ping Huang
- Department of Pathology, University of Hong Kong, Hong Kong SAR, China
| | - Wing Yin Kong
- Department of Biomedical Sciences, City University of Hong Kong, Hong Kong SAR, China
| | - Godfrey Chi Fung Chan
- Department of Pediatrics and Adolescent Medicine, University of Hong Kong, Hong Kong SAR, China
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4
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Owen KA, Bell KA, Price A, Bachali P, Ainsworth H, Marion MC, Howard TD, Langefeld CD, Shen N, Yazdany J, Dall'era M, Grammer AC, Lipsky PE. Molecular pathways identified from single nucleotide polymorphisms demonstrate mechanistic differences in systemic lupus erythematosus patients of Asian and European ancestry. Sci Rep 2023; 13:5339. [PMID: 37005464 PMCID: PMC10067935 DOI: 10.1038/s41598-023-32569-6] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Grants] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2022] [Accepted: 03/29/2023] [Indexed: 04/04/2023] Open
Abstract
Systemic lupus erythematosus (SLE) is a multi-organ autoimmune disorder with a prominent genetic component. Individuals of Asian-Ancestry (AsA) disproportionately experience more severe SLE compared to individuals of European-Ancestry (EA), including increased renal involvement and tissue damage. However, the mechanisms underlying elevated severity in the AsA population remain unclear. Here, we utilized available gene expression data and genotype data based on all non-HLA SNP associations in EA and AsA SLE patients detected using the Immunochip genotyping array. We identified 2778 ancestry-specific and 327 trans-ancestry SLE-risk polymorphisms. Genetic associations were examined using connectivity mapping and gene signatures based on predicted biological pathways and were used to interrogate gene expression datasets. SLE-associated pathways in AsA patients included elevated oxidative stress, altered metabolism and mitochondrial dysfunction, whereas SLE-associated pathways in EA patients included a robust interferon response (type I and II) related to enhanced cytosolic nucleic acid sensing and signaling. An independent dataset derived from summary genome-wide association data in an AsA cohort was interrogated and identified similar molecular pathways. Finally, gene expression data from AsA SLE patients corroborated the molecular pathways predicted by SNP associations. Identifying ancestry-related molecular pathways predicted by genetic SLE risk may help to disentangle the population differences in clinical severity that impact AsA and EA individuals with SLE.
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Affiliation(s)
- Katherine A Owen
- AMPEL BioSolutions LLC and the RILITE Research Institute, Charlottesville, VA, 22902, USA.
| | - Kristy A Bell
- AMPEL BioSolutions LLC and the RILITE Research Institute, Charlottesville, VA, 22902, USA
| | - Andrew Price
- AMPEL BioSolutions LLC and the RILITE Research Institute, Charlottesville, VA, 22902, USA
| | - Prathyusha Bachali
- AMPEL BioSolutions LLC and the RILITE Research Institute, Charlottesville, VA, 22902, USA
| | - Hannah Ainsworth
- Department of Biostatistics and Data Science, Center for Precision Medicine, Wake Forest School of Medicine, Winston-Salem, NC, 27109, USA
| | - Miranda C Marion
- Department of Biostatistics and Data Science, Center for Precision Medicine, Wake Forest School of Medicine, Winston-Salem, NC, 27109, USA
| | - Timothy D Howard
- Department of Biochemistry, Center for Precision Medicine, Wake Forest School of Medicine, Winston-Salem, NC, 27109, USA
| | - Carl D Langefeld
- Department of Biostatistics and Data Science, Center for Precision Medicine, Wake Forest School of Medicine, Winston-Salem, NC, 27109, USA
| | - Nan Shen
- Shanghai Institute of Rheumatology, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Jinoos Yazdany
- University of California San Francisco, San Francisco, CA, 94117, USA
| | - Maria Dall'era
- University of California San Francisco, San Francisco, CA, 94117, USA
| | - Amrie C Grammer
- AMPEL BioSolutions LLC and the RILITE Research Institute, Charlottesville, VA, 22902, USA
| | - Peter E Lipsky
- AMPEL BioSolutions LLC and the RILITE Research Institute, Charlottesville, VA, 22902, USA
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5
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Reid MR, Danguecan AN, Colindres I, Witherspoon D, Rubinstein TB, Drenkard C, Knight AM, Cunningham NR. An ecological approach to understanding and addressing health inequities of systemic lupus erythematosus. Lupus 2023; 32:612-624. [PMID: 36922154 DOI: 10.1177/09612033231164637] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/17/2023]
Abstract
Systemic Lupus Erythematosus (SLE) is a complex chronic autoimmune disease disproportionally afflicting women and, in particular, American Indian/Alaska Native, Black, and Hispanic women. These groups of women have significantly worse SLE-related health outcomes which are partially attributable to their exposure to marginalizing and interconnecting social issues like racism, sexism, economic inequality, and more. Although these groups of women have higher rates of SLE and though it is well known that they are at risk of exposure to marginalizing social phenomena, relatively little SLE literature explicitly links and addresses the relationship between marginalizing social issues and poor SLE-health outcomes among these women. Therefore, we developed a community-engaged partnership with two childhood-SLE diagnosed women of color to identify their perspectives on which systemic issues impacted on their SLE health-related outcomes. Afterward, we used Cochrane guidelines to conduct a rapid review associated with these identified issues and original SLE research. Then, we adapted an ecological model to illustrate the connection between systems issues and SLE health outcomes. Finally, we provided recommendations for ways to research and clinically mitigate SLE health inequities.
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Affiliation(s)
- Mallet R Reid
- Department of Family Medicine, College of Human Medicine, 3078Michigan State University, Grand Rapids, MI, USA
| | - Ashley N Danguecan
- Division of Rheumatology, 7979The Hospital for Sick Children, Toronto, ON, Canada
| | | | | | - Tamar B Rubinstein
- Albert Einstein College of Medicine, Children's Hospital at Montefiore, New York, NY, USA
| | | | - Andrea M Knight
- Division of Rheumatology, 7979The Hospital for Sick Children, Toronto, ON, Canada
| | - Natoshia R Cunningham
- Department of Family Medicine, College of Human Medicine, 3078Michigan State University, Grand Rapids, MI, USA
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6
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Mok MY, Law KS, Kong WY, Luo CY, Asfaw ET, Chan KW, Huang FP, Lau CS, Chan GCF. Interleukin-33 Ameliorates Murine Systemic Lupus Erythematosus and Is Associated with Induction of M2 Macrophage Polarisation and Regulatory T Cells. J Innate Immun 2023; 15:485-498. [PMID: 36889298 PMCID: PMC10134067 DOI: 10.1159/000529931] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/22/2022] [Accepted: 02/14/2023] [Indexed: 03/10/2023] Open
Abstract
The innate cytokine IL-33 is increasingly recognised to possess biological effects on various immune cells. We have previously demonstrated elevated serum level of soluble ST2 in patients with active systemic lupus erythematosus suggesting involvement of IL-33 and its receptor in the lupus pathogenesis. This study sought to examine the effect of exogenous IL-33 on disease activity of pre-disease lupus-prone mice and the underlying cellular mechanisms. Recombinant IL-33 was administered to MRL/lpr mice for 6 weeks, whereas control group received phosphate-buffered saline. IL-33-treated mice displayed less proteinuria, renal histological inflammatory changes, and had lower serum levels of pro-inflammatory cytokines including IL-6 and TNF-α. Renal tissue and splenic CD11b+ extracts showed features of M2 polarisation with elevated mRNA expression of Arg1, FIZZI, and reduced iNOS. These mice also had increased IL-13, ST2, Gata3, and Foxp3 mRNA expression in renal and splenic tissues. Kidneys of these mice displayed less CD11b+ infiltration, had downregulated MCP-1, and increased infiltration of Foxp3-expressing cells. Splenic CD4+ T cells showed increased ST2-expressing CD4+Foxp3+ population and reduced IFN-γ+ population. There were no differences in serum anti-dsDNA antibodies and renal C3 and IgG2a deposit in these mice. Exogenous IL-33 was found to ameliorate disease activity in lupus-prone mice with induction of M2 polarisation, Th2 response, and expansion of regulatory T cells. IL-33 likely orchestrated autoregulation of these cells through upregulation of ST2 expression.
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Affiliation(s)
- Mo Yin Mok
- Department of Biomedical Sciences, City University of Hong Kong, Hong Kong SAR, China
- Department of Medicine, University of Hong Kong, Hong Kong SAR, China
| | - Ka Sin Law
- Department of Medicine, University of Hong Kong, Hong Kong SAR, China
| | - Wing Yin Kong
- Department of Biomedical Sciences, City University of Hong Kong, Hong Kong SAR, China
| | - Cai Yun Luo
- Department of Paediatrics and Adolescent Medicine, University of Hong Kong, Hong Kong SAR, China
| | - Endale T. Asfaw
- Department of Biomedical Sciences, City University of Hong Kong, Hong Kong SAR, China
| | - Kwok Wah Chan
- Department of Pathology, University of Hong Kong, Hong Kong SAR, China
| | - Fang Ping Huang
- Department of Pathology, University of Hong Kong, Hong Kong SAR, China
| | - Chak Sing Lau
- Department of Medicine, University of Hong Kong, Hong Kong SAR, China
| | - Godfrey Chi Fung Chan
- Department of Paediatrics and Adolescent Medicine, University of Hong Kong, Hong Kong SAR, China
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Gopal A, Kavadichanda C, Bairwa D, Shah S, Mehra S, Srinivas BH, Mariaselvam CM, Thabah MM, Negi VS. Performance of Clinical and Biochemical Parameters in Identifying Renal Histopathology and Predictors of One-Year Renal Outcome in Lupus Nephritis-A Single Centre Study from India. Diagnostics (Basel) 2022; 12:diagnostics12123163. [PMID: 36553169 PMCID: PMC9777017 DOI: 10.3390/diagnostics12123163] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/25/2022] [Revised: 11/29/2022] [Accepted: 12/06/2022] [Indexed: 12/23/2022] Open
Abstract
Objectives: To assess the performance of clinical and biochemical parameters in identifying renal histopathology. To assess the performance of a combination of demographic, clinical, serological and histopathological parameters in determining renal response at one year. Methods: Data of biopsy-proven (ISN/RPS—2003 criteria) Lupus Nephritis (LN) were extracted from the institute database. Demographic, clinical and biochemical parameters at the time of biopsy were noted, and their associations with histopathological class, activity and chronicity scores were evaluated. Follow-up data at one year were collected. Complete, partial or no response (CR, PR, NR) for renal outcomes at one year and the predictors of NR were assessed. Results: Out of the 333 renal biopsies, 240 (71.8%) were Class III/IV. More patients with Class III/IV LN had hypertension (52.1%) and low eGFR (p < 0.001). Among Class III/IV, AS correlated weakly with UPCR (r = 0.31, p < 0.01), eGFR (r = −0.172; p < 0.01) and CS with eGFR (r = −0.212; p < 0.01). The presence of either hypertension, UPCR > 0.5 g/day, active urinary sediments or serum creatinine >1.3 g/dL had a sensitivity of >96% and specificity of <9% in detecting proliferative LN, crescents, interstitial inflammation and chronicity. NR was higher in males (aOR:3.9, 95% CI:1.4−11.0, p < 0.001), those with abnormal baseline creatinine (aOR: 1.9, 95% CI: 1.1−3.2, p < 0.001), higher renal SLEDAI (p < 0.05), higher AS, CS (p < 0.001) and interstitial inflammation (p < 0.005). In the binary logistic regression, the combination of male sex, baseline creatinine, UPCR and CS performed best in predicting NR (AUC: 0.762; 95% CI: 0.684−0.840, p < 0.001). Conclusions: Clinical and biochemical parameters alone have a poor specificity in identifying renal histopathology. A combination of demographic, clinical and histopathology parameters can better predict renal outcomes at one year.
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Affiliation(s)
- Aishwarya Gopal
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
| | - Chengappa Kavadichanda
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
- Correspondence:
| | - Devender Bairwa
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
- Department of General Medicine, All India Institute of Medical Sciences, Bilaspur 174001, India
| | - Sanket Shah
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
- GCS Medical College, Ahmedabad 380025, India
| | - Sonal Mehra
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
- Centre for Spine and Rheumatology, Delhi 110058, India
| | - Bheemanathi Hanuman Srinivas
- Department of Pathology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
| | - Christina Mary Mariaselvam
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
| | - Molly Mary Thabah
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
| | - Vir Singh Negi
- Department of Clinical Immunology, Jawaharlal Institute of Postgraduate Medical Education and Research, Puducherry 605006, India
- All India Institute of Medical Sciences, Bilaspur 174001, India
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Chung YK, Ho LY, Lee C, To CH, Mok CC. Validation of the 2019 EULAR/ACR classification criteria for systemic lupus erythematosus in ANA-positive Chinese patients. Ther Adv Musculoskelet Dis 2022; 14:1759720X221100300. [PMID: 35651982 PMCID: PMC9150246 DOI: 10.1177/1759720x221100300] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/26/2021] [Accepted: 04/26/2022] [Indexed: 11/16/2022] Open
Abstract
Background The aim of this study was to validate the 2019 European League Against Rheumatism/American College of Rheumatology (EULAR/ACR) classification criteria for systemic lupus erythematosus (SLE) in antinuclear antibody (ANA)-positive Chinese patients. Methods Medical records of all adult patients who attended the rheumatology out-patient clinics between May and September 2019 were reviewed. Patients with ever ANA positive (titre ⩾1:80) were included and evaluated for the fulfilment of the 2019 EULAR/ACR, 2012 Systemic Lupus International Collaborating Clinics (SLICC) and 1997 ACR criteria for SLE classification. The performance of these criteria in predicting a clinical diagnosis of SLE as judged by an independent panel of rheumatologists was studied and compared in different subgroups. Results A total of 1533 patients (88.2% women; age at first clinic attendance 45.5 ± 15.6 years) were studied and 562 patients were judged to be clinical SLE. The sensitivity and specificity of the EULAR/ACR (⩾10 points), SLICC and ACR criteria for a clinical diagnosis of SLE was 96.1%, 97.9% and 86.1%; and 85.8%, 86.3% and 94.3%, respectively. Applying the attribution rule to the non-SLE controls, the specificity of the three criteria increased to 95.0%, 92.5% and 98.8%, respectively. The specificity of the EULAR/ACR criteria was higher in male patients (97.9%), those aged >50 years (97.0%) and disease duration of ⩽3 years (97.6%). Using a cut-off of 12 points, the specificity of the EULAR/ACR criteria was further increased (96.6%) while a high sensitivity (95.0%) was maintained. Conclusion In Chinese patients with a positive ANA, the EULAR/ACR criteria for clinical SLE perform equally well to the SLICC criteria. Both the EULAR/ACR and SLICC are more sensitive but less specific than the ACR criteria. The specificity of all the three criteria is enhanced by applying the attribution rule to controls. The specificity of the EULAR/ACR criteria is higher in certain patient subgroups or when the cut-off score is raised.
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Affiliation(s)
- Yuen Kwan Chung
- Department of Medicine, Tuen Mun Hospital, Tuen Mun, Hong Kong SAR, China
| | - Ling Yin Ho
- Department of Medicine, Tuen Mun Hospital, Tuen Mun, Hong Kong SAR, China
| | - Carolyn Lee
- Department of Medicine, Pok Oi Hospital, Yuen Long, Hong Kong SAR, China
| | - Chi Hung To
- Department of Medicine, Pok Oi Hospital, Yuen Long, Hong Kong SAR, China
| | - Chi Chiu Mok
- Chief of Rheumatology, Department of Medicine, Tuen Mun Hospital, Tsing Chung Koon Road, Tuen Mun, New Territories, Hong Kong SAR, China
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Selvananda S, Kan SL. Performance of the 2019 European League Against Rheumatism/American College of Rheumatology classification criteria for systemic lupus erythematosus in a multiethnic Malaysian cohort. Int J Rheum Dis 2021; 25:131-139. [PMID: 34939743 DOI: 10.1111/1756-185x.14269] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2021] [Revised: 12/09/2021] [Accepted: 12/10/2021] [Indexed: 12/19/2022]
Abstract
AIM To evaluate the performance of the 2019 European League Against Rheumatism/American College of Rheumatology (EULAR/ACR) classification criteria for systemic lupus erythematosus (SLE) in a multi-ethnic Malaysian cohort and to compare it against the Systemic Lupus International Collaborating Clinics (SLICC) 2012 and ACR 1997 criteria. METHOD We conducted a retrospective observational study of 205 patients with a diagnosis of SLE and 100 controls who formed the validation cohort. The sensitivity and specificity of the three classification criteria were evaluated and a further sub-analysis was performed in patients with early disease and among the various ethnicities. RESULTS The sensitivities and specificities of the three classification criteria are as follows: EULAR/ACR (90.8%; 94%), SLICC 2012 (96.1%; 94%), and ACR 1997 (82%; 96%). Among patients with early disease, the sensitivity of the SLICC 2012 was higher than that of EULAR/ACR and ACR 1997 (98% vs 94% and 86%); however, the specificity of EULAR/ACR and ACR 1997 were similar (95.2%) and higher than the SLICC 2012 (93.5%). The SLICC 2012 had higher sensitivity than that of the EULAR/ACR among the Malays (94% vs 90%), Chinese (98% vs 90%), and Indians (100% vs 95%). The specificity of the EULAR/ACR and SLICC 2012 were similar in the Malay and Chinese (93.3% each, and 92% vs 94.6%). CONCLUSION The EULAR/ACR performed well in our cohort. The EULAR/ACR and SLICC 2012 showed higher sensitivity than the ACR 1997, and the EULAR/ACR showed similar specificity to the ACR 1997 and SLICC 2012 overall, in early disease, and across the different ethnicities.
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Affiliation(s)
- Shakira Selvananda
- Rheumatology Unit, Department of Internal Medicine, Penang General Hospital, Penang, Malaysia
| | - Sow Lai Kan
- Rheumatology Unit, Department of Internal Medicine, Penang General Hospital, Penang, Malaysia
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Gachpazan M, Akhlaghipour I, Rahimi HR, Saburi E, Mojarrad M, Abbaszadegan MR, Moghbeli M. Genetic and molecular biology of systemic lupus erythematosus among Iranian patients: an overview. AUTO- IMMUNITY HIGHLIGHTS 2021; 12:2. [PMID: 33516274 PMCID: PMC7847600 DOI: 10.1186/s13317-020-00144-y] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 05/27/2020] [Accepted: 10/09/2020] [Indexed: 02/06/2023]
Abstract
BACKGROUND Systemic lupus erythematosus (SLE) is a clinicopathologically heterogeneous chronic autoimmune disorder affecting different organs and tissues. It has been reported that there is an increasing rate of SLE incidence among Iranian population. Moreover, the Iranian SLE patients have more severe clinical manifestations compared with other countries. Therefore, it is required to introduce novel methods for the early detection of SLE in this population. Various environmental and genetic factors are involved in SLE progression. MAIN BODY In present review we have summarized all of the reported genes which have been associated with clinicopathological features of SLE among Iranian patients. CONCLUSIONS Apart from the reported cytokines and chemokines, it was interestingly observed that the apoptosis related genes and non-coding RNAs were the most reported genetic abnormalities associated with SLE progression among Iranians. This review clarifies the genetics and molecular biology of SLE progression among Iranian cases. Moreover, this review paves the way of introducing an efficient panel of genetic markers for the early detection and better management of SLE in this population.
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Affiliation(s)
- Meisam Gachpazan
- Department of Medical Genetics and Molecular Medicine, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Iman Akhlaghipour
- Student Research Committee, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Hamid Reza Rahimi
- Department of Medical Genetics and Molecular Medicine, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Ehsan Saburi
- Department of Medical Genetics and Molecular Medicine, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Majid Mojarrad
- Department of Medical Genetics and Molecular Medicine, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Mohammad Reza Abbaszadegan
- Department of Medical Genetics and Molecular Medicine, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
| | - Meysam Moghbeli
- Department of Medical Genetics and Molecular Medicine, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
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11
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DeQuattro K, Trupin L, Murphy LB, Rush S, Criswell LA, Lanata CM, Dall'Era M, Katz P, Yazdany J. High Disease Severity Among Asians in a US Multiethnic Cohort of Individuals with Systemic Lupus Erythematosus. Arthritis Care Res (Hoboken) 2020; 74:896-903. [PMID: 33337580 DOI: 10.1002/acr.24544] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/13/2020] [Accepted: 12/15/2020] [Indexed: 12/12/2022]
Abstract
OBJECTIVE Knowledge about systemic lupus erythematosus (SLE) outcomes among US Asians is lacking. We examined SLE disease activity, severity, and damage among Asians of primarily Chinese and Filipino descent in a multiethnic cohort. METHODS California Lupus Epidemiology Study (CLUES, n=328) data were analyzed. Data were collected in English, Cantonese, Mandarin or Spanish, using validated instruments for disease activity (Systemic Lupus Erythematosus Disease Activity Index), disease severity (Lupus Severity Index [LSI]) and disease damage (Systemic Lupus International Collaborating Clinics Damage Index). We assessed differences in SLE outcomes among racial/ethnic groups using multivariable linear regression including interaction terms for age at diagnosis and race/ethnicity. RESULTS Asians were the largest racial/ethnic group (38%; [Chinese=22%; Filipino=9%; Other=7%]). Average age at diagnosis (years) was younger among Asians (27.9), particularly Filipinos (22.2), compared with Whites (29.4) and Blacks (34.0). After adjustment, disease activity and damage were not significantly different across groups. Disease severity among Asians was significantly higher than Whites (LSI 7.1 vs 6.5; p<0.05) but similar to Blacks and Hispanics. Early age at diagnosis was associated with greater organ damage among Asians, Blacks, and Hispanics, but not Whites. CONCLUSIONS SLE was more severe among US Asians compared to Whites. Filipinos were affected at strikingly young ages. Asians and non-White groups with younger age at diagnosis had greater organ damage than Whites. Such racial/ethnic distinctions suggest the need for heightened clinical awareness to improve health outcomes among Asians with SLE. Further study of SLE outcomes across a range of US Asian subgroups is important.
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Affiliation(s)
- Kimberly DeQuattro
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
| | - Laura Trupin
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
| | - Louise B Murphy
- Division of Population Health, National Center for Chronic Disease Prevention and Health Promotion, CDC, Atlanta, Georgia, USA
| | - Stephanie Rush
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
| | - Lindsey A Criswell
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
| | - Cristina M Lanata
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
| | - Maria Dall'Era
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
| | - Patricia Katz
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
| | - Jinoos Yazdany
- Division of Rheumatology, Department of Medicine, University of California, San Francisco, USA
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12
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Bourse Chalvon N, Orquevaux P, Giusti D, Gatouillat G, Tabary T, Tonye Libyh M, Chrusciel J, Drame M, Stockton-Bliard G, Amoura Z, Arnaud L, Lorenz HM, Blaison G, Bonnotte B, Magy-Bertrand N, Revuz S, Voll RE, Hinschberger O, Schwarting A, Pham BN, Martin T, Pennaforte JL, Servettaz A. Absence of Anti-Glomerular Basement Membrane Antibodies in 200 Patients With Systemic Lupus Erythematosus With or Without Lupus Nephritis: Results of the GOODLUPUS Study. Front Immunol 2020; 11:597863. [PMID: 33381119 PMCID: PMC7768036 DOI: 10.3389/fimmu.2020.597863] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/22/2020] [Accepted: 11/10/2020] [Indexed: 11/23/2022] Open
Abstract
Introduction Anti-glomerular basement membrane (GBM) antibodies are pathogenic antibodies first detected in renal-limited anti-GBM disease and in Goodpasture disease, the latter characterized by rapidly progressive crescentic glomerulonephritis combined with intra-alveolar hemorrhage. Studies have suggested that anti-GBM antibody positivity may be of interest in lupus nephritis (LN). Moreover, severe anti-GBM vasculitis cases in patients with systemic lupus erythematosus (SLE) have been described in the literature, but few studies have assessed the incidence of anti-GBM antibodies in SLE patients. Objective The main study objective was to determine if positive anti-GBM antibodies were present in the serum of SLE patients with or without proliferative renal damage and compared to a healthy control group. Methodology This retrospective study was performed on SLE patients’ sera from a Franco-German European biobank, developed between 2011 and 2014, from 17 hospital centers in the Haut-Rhin region. Patients were selected according to their renal involvement, and matched by age and gender. The serum from healthy voluntary blood donors was also tested. Anti-GBM were screened by fluorescence enzyme immunoassay (FEIA), and then by indirect immunofluorescence (IIF) in case of low reactivity detection (titer >6 U/ml). Results The cohort was composed of 100 SLE patients with proliferative LN (27% with class III, 67% with class IV, and 6% with class V), compared to 100 SLE patients without LN and 100 controls. Patients were mostly Caucasian and met the ACR 1997 criteria and/or the SLICC 2012 criteria. Among the 300 tested sera, no significant levels of anti-GBM antibodies were detected (>10 U/ml) by the automated technique, three sera were found “ambivalent” (>7 U/ml): one in the SLE with LN group and two in the SLE without LN group. Subsequent IIF assays did not detect anti-GBM antibodies. Conclusion Anti-GBM antibodies were not detected in the serum of Caucasian patients with SLE, even in case of renal involvement, a situation favoring the antigenic exposure of glomerular basement membranes. Our results reaffirm the central role of anti-GBM antibodies as a specific diagnostic biomarker for Goodpasture vasculitis and therefore confirm that anti-GBM antibody must not be carried out in patients with SLE (with or without LN) in the absence of disease-suggestive symptoms.
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Affiliation(s)
- Nellie Bourse Chalvon
- Département de médecine interne, Centre Hospitalier Universitaire de Reims, Reims, France
| | - Pauline Orquevaux
- Département de médecine interne, Centre Hospitalier Universitaire de Reims, Reims, France
| | - Delphine Giusti
- Département d'immunologie biologique (laboratoire d'immunologie), Centre Hospitalier Universitaire de Reims, Reims, France
| | - Gregory Gatouillat
- Département d'immunologie biologique (laboratoire d'immunologie), Centre Hospitalier Universitaire de Reims, Reims, France
| | - Thierry Tabary
- Département d'immunologie biologique (laboratoire d'immunologie), Centre Hospitalier Universitaire de Reims, Reims, France
| | - Marcelle Tonye Libyh
- Département d'immunologie biologique (laboratoire d'immunologie), Centre Hospitalier Universitaire de Reims, Reims, France
| | - Jan Chrusciel
- Département d'information médicale et d'évaluation des performances, santé publique, Centre Hospitalier de Troyes, Troyes, France
| | - Moustapha Drame
- Département de Délégation à la Recherche Clinique et à l'Innovation, University Hospital of Martinique, Fort-de-France, Martinique
| | | | - Zahir Amoura
- Service de Médecine interne, Assistance Publique Hôpitaux de Paris (APHP), Paris, France
| | - Laurent Arnaud
- Service de Rhumatologie, Hôpitaux Universitaires de Strasbourg, Strasbourg, France
| | - Hanns-Martin Lorenz
- Division of Rheumatology, Clinic for Hematology, Oncology and Rheumatology, Department of Internal Medicine V, University Hospital Heidelberg, Heidelberg, Germany
| | - Gilles Blaison
- Département de médecine interne, Hôpital Pasteur, Colmar, France
| | - Bernard Bonnotte
- Département de Médecine Interne et d'immunologie Clinique, Centre Hospitalier Regional Universitaire De Dijon, Dijon, France
| | - Nadine Magy-Bertrand
- Département de médecine interne, Centre Hospitalier Universitaire de Besançon, Besancon, France
| | - Sabine Revuz
- Département de médecine interne, Hôpital Belle-Isle, Metz, France
| | - Reinhard Edmund Voll
- Department of Rheumatology and Clinical Immunology, Medical Center, University of Freiburg, Freiburg, Germany
| | - Oliver Hinschberger
- Département de médecine interne, Groupe Hospitalier de la Région de Mulhouse et Sud Alsace (GHRMSA), Mulhouse, France
| | - Andreas Schwarting
- Universitäres Centrum für Autoimmunität Mainz, Johannes Gutenberg-Universität Mainz, Mainz, Germany
| | - Bach Nga Pham
- Département d'immunologie biologique (laboratoire d'immunologie), Centre Hospitalier Universitaire de Reims, Reims, France
| | - Thierry Martin
- Immunologie Clinique et Médecine Interne, Hôpitaux Universitaires de Strasbourg, Strasbourg, France
| | - Jean-Loup Pennaforte
- Département de médecine interne, Centre Hospitalier Universitaire de Reims, Reims, France
| | - Amelie Servettaz
- Département de médecine interne, Centre Hospitalier Universitaire de Reims, Reims, France
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13
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Xiang L, Low AHL, Leung YY, Fong W, Gandhi M, Xin X, Uy EJ, Sparks JA, Karlson EW, Thumboo J. Improving sensitivity of the connective tissue disease screening questionnaire: A comparative study of various scoring methods. Lupus 2020; 30:35-44. [PMID: 33092467 DOI: 10.1177/0961203320966378] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Abstract
OBJECTIVES Early detection of autoimmune rheumatic diseases is crucial given their high morbidity and mortality and short window of opportunity to improve patient outcomes. Self-administered screening questionnaires such as the connective tissue disease screening questionnaire (CSQ) have been shown to promote early detection of autoimmune rheumatic diseases. However, optimal scoring of screening questionnaires may differ with prevalence of clinical features and changes in classification criteria. We compared the performance of 3 scoring methods for the CSQ for early detection of autoimmune rheumatic diseases in a multi-ethnic Asian population. METHODS Patients who were newly referred for evaluation of possible autoimmune rheumatic diseases were invited to answer the cross-culturally adapted CSQ. Detection of autoimmune rheumatic diseases using 1) the original CSQ scoring, 2) a modified CSQ scoring and 3) a scoring based on current classification criteria, were compared to classification of autoimmune rheumatic diseases by classification criteria. RESULTS Of 819 participants, 85 were classified as having autoimmune rheumatic diseases screened for by the adapted CSQ. The original CSQ scoring yielded relatively lower sensitivities in detecting both any and individual autoimmune rheumatic diseases (67% and 20-57%, respectively) compared to the modified CSQ scoring (81% and 60-73%, respectively) and the scoring based on current classification criteria (89% and 50-88%, respectively). CONCLUSION The adapted CSQ with the classification criteria-based scoring achieved relatively high sensitivities in detecting autoimmune rheumatic diseases, suggesting this could be employed as the first step in population screening.
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Affiliation(s)
- Ling Xiang
- Department of Rheumatology and Immunology, Singapore General Hospital, Singapore, Singapore.,Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore
| | - Andrea Hsiu Ling Low
- Department of Rheumatology and Immunology, Singapore General Hospital, Singapore, Singapore.,Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.,Duke-NUS Medical School, Singapore, Singapore
| | - Ying Ying Leung
- Department of Rheumatology and Immunology, Singapore General Hospital, Singapore, Singapore.,Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.,Duke-NUS Medical School, Singapore, Singapore
| | - Warren Fong
- Department of Rheumatology and Immunology, Singapore General Hospital, Singapore, Singapore.,Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.,Duke-NUS Medical School, Singapore, Singapore
| | - Mihir Gandhi
- Biostatistics, Singapore Clinical Research Institute, Singapore, Singapore.,Centre for Quantitative Medicine, Duke-NUS Medical School, Singapore, Singapore
| | - Xiaohui Xin
- Academic Clinical Program for Medicine, Singapore General Hospital, Singapore, Singapore
| | - Elenore Jb Uy
- Department of Rheumatology and Immunology, Singapore General Hospital, Singapore, Singapore
| | - Jeffrey A Sparks
- Department of Medicine, Brigham and Women's Hospital, Boston, MA, USA.,Department of Medicine, Harvard Medical School, Boston, MA, USA
| | - Elizabeth W Karlson
- Department of Medicine, Brigham and Women's Hospital, Boston, MA, USA.,Department of Medicine, Harvard Medical School, Boston, MA, USA
| | - Julian Thumboo
- Department of Rheumatology and Immunology, Singapore General Hospital, Singapore, Singapore.,Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.,Duke-NUS Medical School, Singapore, Singapore
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14
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Yeap SS, Gun SC, Das Gupta E, Veerapen K. Rheumatology in Malaysia. Rheumatol Int 2020; 40:829-836. [PMID: 32285145 DOI: 10.1007/s00296-020-04577-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/18/2020] [Accepted: 04/03/2020] [Indexed: 10/24/2022]
Abstract
Malaysia is a developing country in the South-East Asian region with a significant burden of disability from musculoskeletal disease. Rheumatology in Malaysia is a relatively young speciality. Currently, there is approximately 1 rheumatologist per 390,000 population, mostly concentrated in the urban areas. This article aims to give a brief overview of the research in rheumatology, the healthcare system, and rheumatology training and education in Malaysia. From 1950 until mid-2019, there were 547 publications about rheumatological conditions from Malaysia, with a 27-fold increase in the numbers from the period before 1980 compared to 2010-2019. Although there is universal access to healthcare through the public (government funded) hospitals and clinics, as well as a system of private healthcare, funding for expensive biological therapies remain patchy and scarce, leading to significant under-utilization of such treatments in rheumatology patients. Training in rheumatology in Malaysia is well established with a formalised training curriculum introduced in 2004, followed by the introduction of training in musculoskeletal ultrasound in 2006. To improve care for patients with musculoskeletal conditions, there has been regular continuing educational meetings and courses, not just for rheumatologists, but also for other medical professionals, as not all areas in Malaysia have easy access to rheumatology services. Thus overall, despite the small number of rheumatologists, rheumatology in Malaysia has made encouraging progress over the past 2 decades, but improvements in patient care, training, education and research need to continue in the future.
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Affiliation(s)
- Swan Sim Yeap
- Department of Medicine, Subang Jaya Medical Centre, 47500, Subang Jaya, Selangor, Malaysia.
| | - Suk Chyn Gun
- Department of Medicine, Hospital Tuanku Ja'afar, Seremban, Negeri Sembilan, Malaysia
| | - Esha Das Gupta
- Department of Internal Medicine, International Medical University, Seremban Campus, Seremban, Negeri Sembilan, Malaysia
| | - Kiran Veerapen
- Department of Medicine, Faculty of Medicine, University of British Columbia, Vancouver, BC, Canada
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15
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Sun K, Szymonifka J, Tian H, Chang Y, Leng JC, Mandl LA. Association of Traditional Chinese Medicine Use With Adherence to Prescribed Western Rheumatic Medications Among Chinese American Patients: A Cross-Sectional Survey. Arthritis Care Res (Hoboken) 2019; 72:1474-1480. [PMID: 31325227 DOI: 10.1002/acr.24031] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/22/2018] [Accepted: 07/16/2019] [Indexed: 11/08/2022]
Abstract
OBJECTIVE Chinese Americans are a fast-growing immigrant group with worse rheumatic disease outcomes compared to white populations and frequently use traditional Chinese medicine (TCM). Whether TCM use is associated with lower adherence to Western rheumatic medications is unknown. The present study was undertaken to examine adherence to Western medications for systemic rheumatic diseases in the Chinese American immigrant population and its association with TCM use. METHODS Chinese Americans actively treated for a systemic rheumatic disease were recruited from 2 Chinatown clinics. Sociodemographic, TCM use, and clinical data were gathered. Self-reported health status was assessed using Patient-Reported Outcome Measurement Information System short forms. Adherence was stratified using the 8-item Morisky Medication Adherence Scale. Factors independently associated with high adherence were identified using multivariable logistic regression. RESULTS Of 230 subjects, the median age was 55 years (range 20-97 years), 65% were female, 71% had a high school education or less, 70% were enrolled in Medicaid, and 22% reported fluency in English. The most common rheumatic diagnoses were rheumatoid arthritis (41%), systemic lupus erythematosus (17%), and seronegative spondyloarthropathies (15%). One-half reported TCM use in the past year, and 28% reported high adherence to Western rheumatic medications. In multivariable analysis, high adherence was associated with TCM use (odds ratio [OR] 3.96, P < 0.001), being married (OR 3.69, P = 0.004), medication regimen complexity (OR 1.13, P = 0.004), and older age (OR 1.06, P < 0.001), and was negatively associated with anxiety (OR 0.94, P = 0.001). CONCLUSION While adherence to Western rheumatic medications was low in this cohort, interestingly, it was higher among TCM users compared to nonusers. TCM use appears to represent a complementary rather than an alternate approach to disease management for these patients. Future studies should evaluate whether TCM use is associated with better disease outcomes.
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Affiliation(s)
- Kai Sun
- Duke University Medical Center, Durham, North Carolina
| | | | | | - Yaju Chang
- Mount Sinai Beth Israel Hospital, New York, New York
| | | | - Lisa A Mandl
- Hospital for Special Surgery, New York, New York
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Choi HS, Han KD, Jung JH, Kim CS, Bae EH, Ma SK, Kim SW. The risk of end-stage renal disease in systemic lupus erythematosus: A nationwide population-based study in Korea. Medicine (Baltimore) 2019; 98:e16420. [PMID: 31305460 PMCID: PMC6641670 DOI: 10.1097/md.0000000000016420] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/20/2023] Open
Abstract
Systemic lupus erythematosus (SLE) is known to be one of the leading causes of end-stage renal disease (ESRD). The aim of this study was to estimate the incidence rate of ESRD and the risk for progression to ESRD in SLE patients compared to the general population.A total of 21,253 SLE patients were extracted from the Korean National Health Insurance Service database between 2008 and 2013. Age-and sex-matched controls (n = 106,265) were randomly sampled in a 5:1 ratio from non-SLE individuals. Both cohorts were followed up for development of ESRD until 2015.During the median 7.53 years of follow-up, 533 (2.51%) cases of ESRD were newly developed in SLE patients and 145 (0.14%) cases in matched controls (incidence rate: 4.075 and 0.219 per 1000 person-year, respectively). SLE patients were at higher risk for ESRD development compared to matched controls (hazard ratio [HR], 9.84; 95% confidence interval [CI] 8.10-11.96) after multivariate adjustment. In subgroup analysis, the risk for ESRD was higher in male (HR, 7.76; 95% CI 5.07-11.90) and female patients with SLE (HR, 10.48; 95% CI 8.41-13.07) than in matched controls. When analyzed by age group, the younger the age, the higher the risk of ESRD versus non-SLE matched controls; this result was also significant after adjustment. In subgroup analysis according to comorbidities, the SLE group had a significantly higher risk of ESRD than the non-SLE group in almost all subgroups.SLE was associated with an increased incidence of ESRD.
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Affiliation(s)
- Hong Sang Choi
- Department of Internal Medicine, Chonnam National University Medical School, Gwangju
| | - Kyung-Do Han
- Department of Medical Statistics, College of Medicine, The Catholic University of Korea, Seoul, Korea
| | - Jin-Hyung Jung
- Department of Medical Statistics, College of Medicine, The Catholic University of Korea, Seoul, Korea
| | - Chang Seong Kim
- Department of Internal Medicine, Chonnam National University Medical School, Gwangju
| | - Eun Hui Bae
- Department of Internal Medicine, Chonnam National University Medical School, Gwangju
| | - Seong Kwon Ma
- Department of Internal Medicine, Chonnam National University Medical School, Gwangju
| | - Soo Wan Kim
- Department of Internal Medicine, Chonnam National University Medical School, Gwangju
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17
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Sun K, Szymonifka J, Tian H, Chang Y, Leng JC, Mandl LA. Is Traditional Chinese Medicine Use Associated with Worse Patient-reported Outcomes among Chinese American Rheumatology Patients? J Rheumatol 2019; 46:1634-1639. [PMID: 31043540 DOI: 10.3899/jrheum.181148] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 04/10/2019] [Indexed: 11/22/2022]
Abstract
OBJECTIVE Chinese Americans are a fast-growing immigrant group with more severe rheumatic disease manifestations than whites and often a strong cultural preference for traditional Chinese medicine (TCM). We aimed to examine TCM use patterns and association with patient-reported outcomes (PRO) among Chinese American rheumatology patients. METHODS Chinese Americans actively treated for systemic rheumatic diseases were recruited from urban Chinatown rheumatology clinics. Data on sociodemographics, acculturation, clinical factors, and TCM use (11 modalities) were gathered. Self-reported health status was assessed using Patient Reported Outcomes Measurement Information System (PROMIS) short forms. TCM users and nonusers were compared. Factors independently associated with TCM use were identified using multivariable logistic regression. RESULTS Among 230 participants, median age was 57 years (range 20-97), 65% were women, 71% had ≤ high school education, 70% were on Medicaid insurance, 47% lived in the United States for ≥ 20 years, and 22% spoke English fluently. Half used TCM in the past year; these participants had worse self-reported anxiety, depression, fatigue, and ability to participate in social roles and activities compared with nonusers. In multivariable analysis, TCM use was associated with belief in TCM, female sex, ≥ 20 years of US residency, reporting Western medicine as ineffective, and shorter rheumatic disease duration. CONCLUSION Among these Chinese American rheumatology patients, TCM users had worse PRO in many physical and mental health domains. TCM use may be a proxy for unmet therapeutic needs. Asking about TCM use could help providers identify patients with suboptimal health-related quality of life who may benefit from targeted interventions.
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Affiliation(s)
- Kai Sun
- From the Division of Rheumatology, Department of Medicine, Duke University School of Medicine, Durham, North Carolina; New York University Sackler Institute of Graduate Biomedical Sciences; Division of Rheumatology, Department of Medicine, New York University School of Medicine; Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; Division of Rheumatology, Department of Medicine, Hospital for Special Surgery; Department of Medicine, Weill Cornell Medicine, New York, New York, USA. .,K. Sun, MD, MS, Medical Instructor, Division of Rheumatology, Department of Medicine, Duke University School of Medicine; J. Szymonifka, MS, Graduate Research Assistant, New York University Sackler Institute of Graduate Biomedical Sciences; H. Tian, MD, Clinical Instructor, Division of Rheumatology, Department of Medicine, New York University School of Medicine; Y. Chang, MD, Assistant Professor, Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; J.C. Leng, MD, MPH, Assistant Attending, Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; L.A. Mandl, MD, MPH, Assistant Professor, Division of Rheumatology, Department of Medicine, Hospital for Special Surgery, and Department of Medicine, Weill Cornell Medicine.
| | - Jackie Szymonifka
- From the Division of Rheumatology, Department of Medicine, Duke University School of Medicine, Durham, North Carolina; New York University Sackler Institute of Graduate Biomedical Sciences; Division of Rheumatology, Department of Medicine, New York University School of Medicine; Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; Division of Rheumatology, Department of Medicine, Hospital for Special Surgery; Department of Medicine, Weill Cornell Medicine, New York, New York, USA.,K. Sun, MD, MS, Medical Instructor, Division of Rheumatology, Department of Medicine, Duke University School of Medicine; J. Szymonifka, MS, Graduate Research Assistant, New York University Sackler Institute of Graduate Biomedical Sciences; H. Tian, MD, Clinical Instructor, Division of Rheumatology, Department of Medicine, New York University School of Medicine; Y. Chang, MD, Assistant Professor, Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; J.C. Leng, MD, MPH, Assistant Attending, Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; L.A. Mandl, MD, MPH, Assistant Professor, Division of Rheumatology, Department of Medicine, Hospital for Special Surgery, and Department of Medicine, Weill Cornell Medicine
| | - Henghe Tian
- From the Division of Rheumatology, Department of Medicine, Duke University School of Medicine, Durham, North Carolina; New York University Sackler Institute of Graduate Biomedical Sciences; Division of Rheumatology, Department of Medicine, New York University School of Medicine; Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; Division of Rheumatology, Department of Medicine, Hospital for Special Surgery; Department of Medicine, Weill Cornell Medicine, New York, New York, USA.,K. Sun, MD, MS, Medical Instructor, Division of Rheumatology, Department of Medicine, Duke University School of Medicine; J. Szymonifka, MS, Graduate Research Assistant, New York University Sackler Institute of Graduate Biomedical Sciences; H. Tian, MD, Clinical Instructor, Division of Rheumatology, Department of Medicine, New York University School of Medicine; Y. Chang, MD, Assistant Professor, Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; J.C. Leng, MD, MPH, Assistant Attending, Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; L.A. Mandl, MD, MPH, Assistant Professor, Division of Rheumatology, Department of Medicine, Hospital for Special Surgery, and Department of Medicine, Weill Cornell Medicine
| | - Yaju Chang
- From the Division of Rheumatology, Department of Medicine, Duke University School of Medicine, Durham, North Carolina; New York University Sackler Institute of Graduate Biomedical Sciences; Division of Rheumatology, Department of Medicine, New York University School of Medicine; Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; Division of Rheumatology, Department of Medicine, Hospital for Special Surgery; Department of Medicine, Weill Cornell Medicine, New York, New York, USA.,K. Sun, MD, MS, Medical Instructor, Division of Rheumatology, Department of Medicine, Duke University School of Medicine; J. Szymonifka, MS, Graduate Research Assistant, New York University Sackler Institute of Graduate Biomedical Sciences; H. Tian, MD, Clinical Instructor, Division of Rheumatology, Department of Medicine, New York University School of Medicine; Y. Chang, MD, Assistant Professor, Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; J.C. Leng, MD, MPH, Assistant Attending, Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; L.A. Mandl, MD, MPH, Assistant Professor, Division of Rheumatology, Department of Medicine, Hospital for Special Surgery, and Department of Medicine, Weill Cornell Medicine
| | - Jennifer C Leng
- From the Division of Rheumatology, Department of Medicine, Duke University School of Medicine, Durham, North Carolina; New York University Sackler Institute of Graduate Biomedical Sciences; Division of Rheumatology, Department of Medicine, New York University School of Medicine; Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; Division of Rheumatology, Department of Medicine, Hospital for Special Surgery; Department of Medicine, Weill Cornell Medicine, New York, New York, USA.,K. Sun, MD, MS, Medical Instructor, Division of Rheumatology, Department of Medicine, Duke University School of Medicine; J. Szymonifka, MS, Graduate Research Assistant, New York University Sackler Institute of Graduate Biomedical Sciences; H. Tian, MD, Clinical Instructor, Division of Rheumatology, Department of Medicine, New York University School of Medicine; Y. Chang, MD, Assistant Professor, Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; J.C. Leng, MD, MPH, Assistant Attending, Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; L.A. Mandl, MD, MPH, Assistant Professor, Division of Rheumatology, Department of Medicine, Hospital for Special Surgery, and Department of Medicine, Weill Cornell Medicine
| | - Lisa A Mandl
- From the Division of Rheumatology, Department of Medicine, Duke University School of Medicine, Durham, North Carolina; New York University Sackler Institute of Graduate Biomedical Sciences; Division of Rheumatology, Department of Medicine, New York University School of Medicine; Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; Division of Rheumatology, Department of Medicine, Hospital for Special Surgery; Department of Medicine, Weill Cornell Medicine, New York, New York, USA.,K. Sun, MD, MS, Medical Instructor, Division of Rheumatology, Department of Medicine, Duke University School of Medicine; J. Szymonifka, MS, Graduate Research Assistant, New York University Sackler Institute of Graduate Biomedical Sciences; H. Tian, MD, Clinical Instructor, Division of Rheumatology, Department of Medicine, New York University School of Medicine; Y. Chang, MD, Assistant Professor, Division of Rheumatology, Department of Medicine, Mount Sinai Beth Israel; J.C. Leng, MD, MPH, Assistant Attending, Immigrant Health and Cancer Disparities Center, Memorial Sloan Kettering Cancer Center; L.A. Mandl, MD, MPH, Assistant Professor, Division of Rheumatology, Department of Medicine, Hospital for Special Surgery, and Department of Medicine, Weill Cornell Medicine
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Xiang L, Teo EPS, Low AHL, Leung YY, Fong W, Xin X, Gandhi M, Kwan YH, Uy EJB, Sparks JA, Karlson EW, Thumboo J. Cross-cultural adaptation of the connective tissue disease screening questionnaire and development of a Chinese version in a multi-ethnic Asian population. Clin Rheumatol 2019; 38:2383-2397. [DOI: 10.1007/s10067-019-04567-5] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/08/2019] [Revised: 03/28/2019] [Accepted: 04/15/2019] [Indexed: 01/10/2023]
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Bhatnagar S, Tushir-Singh J. Targeting HER2 beyond breast cancer. Mol Cell Oncol 2019; 6:1571984. [PMID: 31131305 DOI: 10.1080/23723556.2019.1571984] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/21/2018] [Revised: 01/14/2019] [Accepted: 01/16/2019] [Indexed: 10/27/2022]
Abstract
The structural basis of blocking human epidermal growth factor receptor-2 (HER2) dimerization remains of great interest to generate effective anti-cancer therapies. Despite clinically feasible outcome in mammary tumors, a fine consensus between efficacy and safety remains a critical challenge beyond breast cancer. Here we extrapolate on the balancing act using recently reported clinical findings in salivary ductal carcinomas.
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Affiliation(s)
- Sanchita Bhatnagar
- Department of Biochemistry and Molecular Genetics, University of Virginia Cancer Center, Charlottesville, VA, USA
| | - Jogender Tushir-Singh
- Laboratory of Novel Biologics, Department of Biochemistry and Molecular Genetics, University of Virginia Cancer Center, Charlottesville, VA, USA
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20
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Shao SJ, Hou JH, Xie GT, Sun W, Liang DD, Zeng CH, Zhu HX, Liu ZH. Improvement of Outcomes in Patients with Lupus Nephritis: Management Evolution in Chinese Patients from 1994 to 2010. J Rheumatol 2019; 46:912-919. [DOI: 10.3899/jrheum.180145] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 11/22/2018] [Indexed: 01/12/2023]
Abstract
Objective.To assess how the longterm outcomes have changed over the past decades in Chinese patients with lupus nephritis (LN). The trends in patient manifestation at presentation, treatment pattern, and therapeutic effects were evaluated.Methods.A cohort of biopsy-proven patients with LN (n = 1945) from January 1994 to December 2010 was analyzed. Treatment regimens, treatment response, renal relapse, and renal outcome were compared at different time periods (1994–1998, 1999–2004, and 2005–2010).Results.Patients in the later periods had shorter duration of disease, lower serum creatinine value and chronicity at biopsy, and more frequent followup. They were more likely to receive standard-of-care therapies, which included cyclophosphamide, mycophenolate mofetil, and combination therapy. Patients in the later periods had higher probabilities of achieving remission (p < 0.001) and lower probabilities of experiencing renal flare (p = 0.007). The 5-year renal survival rates were 92.6%, 90.6%, and 94.3% in 1994–1998, 1999–2004, and 2005–2010, respectively. The 5-year risk of endstage renal disease (ESRD) did not differ between 1994–1998 and 1999–2004, but was significantly lower in 2005–2010 (HR 0.40, 95% CI 0.19–0.85 vs 1999–2004). In multivariable Cox analysis, standard therapy was independently associated with lower risk of ESRD (adjusted HR 0.72, 95% CI 0.52–0.98, p = 0.04). Variables of renal damage at biopsy (renal function, activity index, and chronicity index) were independently associated with poor outcome.Conclusion.The outcomes of Chinese patients with LN have improved from 1994 to 2010. With the increased use of standard therapies, the remission rates have increased and renal relapse has decreased.
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Shaharir SS, Kadir WDA, Nordin F, Bakar FA, Ting MWH, Jamil A, Mohd R, Wahab AA. Systemic lupus erythematosus among male patients in Malaysia: how are we different from other geographical regions? Lupus 2018; 28:137-144. [PMID: 30458692 DOI: 10.1177/0961203318812676] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
BACKGROUND Systemic lupus erythematosus (SLE) is an autoimmune disease which predominantly affects females. The disease characteristics in male SLE patients are reported to be distinct and may vary across ethnicities and geographical regions. OBJECTIVE To determine and compare the clinical phenotype and organ damage between male and female patients with SLE in Malaysia. METHODOLOGY This was a cross-sectional study involving SLE patients from Universiti Kebangsaan Malaysia Medical Centre from June 2016 until June 2017. Information on their socio-demographics and disease characteristics were obtained from the clinical records. Disease damage was assessed using the Systemic Lupus International Collaborating Clinics/American College of Rheumatology (SLICC/ACR) damage index (SDI) scores. The disease characteristics, autoantibody profiles and organ damage were compared between male and female patients, and multivariable analysis using male sex as dependent variable was then performed. RESULTS A total of 418 patients were recruited and a total of 59 (14.1%) patients were male. Male patients presented with lower SLE ACR criteria at initial presentation but a significantly higher number of them had renal involvement (lupus nephritis) (78.0% versus 63.8%, p = 0.04). Male patients had less musculoskeletal involvement (45.8% versus 63.0%, p = 0.02) and tended to have lesser mucocutaneous involvement. Immunologic profile revealed that a lower number of male patients had positive anti-Ro antibody (22.7% versus 44.7%, p = 0.04) and they tended to have positive lupus anticoagulant antibody (27.6% versus 14.3%, p = 0.06). Presence of organ damage (SDI score ≥ 1) was significantly higher among males (55.9% versus 39.6%, p = 0.02) with higher renal damage (25.4% versus 9.2%, p = 0.004) and cardiovascular event of ischaemic heart disease or stroke (20.3% versus 7.0%, p = 0.004). They were also inclined to develop damage much earlier as compared to female patients, 3 (interquartile range (IQR) 7.5) versus 5 (IQR 7) years, p = 0.08. The occurrence of disease damage was independently associated with male gender with odds ratio of 1.9 (95% confidence interval 1.1-3.5), p = 0.02. CONCLUSION Male patients with SLE have more severe disease with renal damage and cardiovascular event.
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Affiliation(s)
- S S Shaharir
- 1 Rheumatology Unit, Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
| | - W D Abdul Kadir
- 2 Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
| | - F Nordin
- 1 Rheumatology Unit, Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
| | - F Abu Bakar
- 2 Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
| | - M W H Ting
- 2 Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
| | - A Jamil
- 3 Dermatology Unit, Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
| | - R Mohd
- 4 Nephrology Unit, Department of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
| | - A Abdul Wahab
- 5 Department of Immunology and Microbiology, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur
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Kandane‐Rathnayake R, Golder V, Louthrenoo W, Luo S, Jan Wu Y, Li Z, An Y, Lateef A, Sockalingam S, Navarra SV, Zamora L, Hamijoyo L, Katsumata Y, Harigai M, Chan M, O’Neill S, Goldblatt F, Hao Y, Zhang Z, Al‐Saleh J, Khamashta M, Takeuchi T, Tanaka Y, Bae S, Lau CS, Hoi A, Nikpour M, Morand EF. Development of the Asia Pacific Lupus Collaboration cohort. Int J Rheum Dis 2018; 22:425-433. [PMID: 30398013 DOI: 10.1111/1756-185x.13431] [Citation(s) in RCA: 26] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/14/2018] [Revised: 09/27/2018] [Accepted: 10/04/2018] [Indexed: 12/20/2022]
Affiliation(s)
| | - Vera Golder
- School of Clinical Sciences at Monash HealthMonash University Melbourne Victoria Australia
| | | | - Shue‐Fen Luo
- Chang Gung Memorial Hospital Taipei Taiwan
- Chang Gung Memorial Hospital Keelung Taiwan
| | - Yeong‐Jian Jan Wu
- Chang Gung Memorial Hospital Taipei Taiwan
- Chang Gung Memorial Hospital Keelung Taiwan
| | - Zhanguo Li
- People's Hospital, Peking University Health Science Center Beijing China
| | - Yuan An
- People's Hospital, Peking University Health Science Center Beijing China
| | - Aisha Lateef
- National University Hospital Singapore Singapore
| | | | | | - Leonid Zamora
- University of Santo Tomas Hospital Manila Philippines
| | | | | | | | | | - Sean O’Neill
- Rheumatology Liverpool Hospital, SWS Clinical SchoolUNSW and The Ingham Institute for Applied Medical Research Liverpool New South Wales Australia
| | - Fiona Goldblatt
- Royal Adelaide Hospital Adelaide New South Wales Australia
- Flinders Medical Centre Adelaide New South Wales Australia
| | - Yanjie Hao
- Peking University First Hospital Beijing China
| | | | | | | | | | - Yoshiya Tanaka
- University of Occupational and Environmental Health Kitakyushu Japan
| | - Sang‐Cheol Bae
- Hanyang University Hospital for Rheumatic Diseases Seoul South Korea
| | | | - Alberta Hoi
- School of Clinical Sciences at Monash HealthMonash University Melbourne Victoria Australia
| | | | - Eric F. Morand
- School of Clinical Sciences at Monash HealthMonash University Melbourne Victoria Australia
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Liu P, Tan HZ, Li H, Lim CC, Choo JCJ. Infections in hospitalized lupus nephritis patients: characteristics, risk factors, and outcomes. Lupus 2018; 27:1150-1158. [PMID: 29631512 DOI: 10.1177/0961203318768881] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Background There are limited studies documenting infection epidemiology in lupus nephritis (LN) patients. We aimed to study infection incidences and risk characteristics and ascertain possible predictors of infective outcomes in a multiethnic Asian population. Methods This retrospective study from 2006 to 2012 included newly diagnosed LN patients. We collected admissions, immunosuppression, and infection data until end-stage renal failure, death, last follow-up, or the year 2015. The infection incidence rates were evaluated and a generalized linear latent and mixed models (GLLAMM) analysis was carried out to evaluate potential predictors of infection. Results Our cohort of 101 patients consisted of mainly Chinese (75.2%), females (78.2%), and a median age of 38 years (IQR 26-49). The median time of follow-up was 72.8 months (IQR 49.5-94.0). Six out of 14 patient deaths were infection related. Seventy-eight out of 200 admissions, with a total of 102 episodes of infection, occurred in 46 patients. The incidence of infection rates leading to admissions was 10.3 per 100 person-years and the incidence of infection episodes rates was 17.6 per 100 person-years. Cytomegalovirus (CMV) was the most common organism identified. Univariate GLLAMM analysis showed Malay compared to Chinese ethnicity (HR 2.833 (95% CI 1.088-7.373)), use of oral cyclophosphamide (HR 6.618 (95% CI 1.015-43.154)) and rituximab (HR 3.967 (95% CI 1.157-13.603)) as predictors of infection-related admissions. Malay ethnicity and rituximab remained significant in the multivariate GLLAMM analysis. Conclusions Our study highlights substantial infection incidences in patients with LN and its contribution to deaths.
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Affiliation(s)
- P Liu
- 1 Department of Renal Medicine, 37581 Singapore General Hospital , Singapore
| | - H Z Tan
- 1 Department of Renal Medicine, 37581 Singapore General Hospital , Singapore
| | - H Li
- 2 Division of Research, 37581 Singapore General Hospital , Singapore
| | - C C Lim
- 1 Department of Renal Medicine, 37581 Singapore General Hospital , Singapore
| | - J C J Choo
- 1 Department of Renal Medicine, 37581 Singapore General Hospital , Singapore
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Little J, Parker B, Lunt M, Hanly JG, Urowitz MB, Clarke AE, Romero-Diaz J, Gordon C, Bae SC, Bernatsky S, Wallace DJ, Merrill JT, Buyon J, Isenberg DA, Rahman A, Ginzler EM, Petri M, Dooley MA, Fortin P, Gladman DD, Steinsson K, Ramsey-Goldman R, Khamashta MA, Aranow C, Mackay M, Alarcón GS, Manzi S, Nived O, Jönsen A, Zoma AA, van Vollenhoven RF, Ramos-Casals M, Ruiz-Irastorza G, Sam Lim S, Kalunian KC, Inanc M, Kamen DL, Peschken CA, Jacobsen S, Askanase A, Sanchez-Guerrero J, Bruce IN. Glucocorticoid use and factors associated with variability in this use in the Systemic Lupus International Collaborating Clinics Inception Cohort. Rheumatology (Oxford) 2018; 57:677-687. [PMID: 29361147 PMCID: PMC5888922 DOI: 10.1093/rheumatology/kex444] [Citation(s) in RCA: 32] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2017] [Revised: 10/19/2017] [Indexed: 01/08/2023] Open
Abstract
Objectives To describe glucocorticoid (GC) use in the SLICC inception cohort and to explore factors associated with GC use. In particular we aimed to assess temporal trends in GC use and to what extent physician-related factors may influence use. Methods Patients were recruited within 15 months of diagnosis of SLE from 33 centres between 1999 and 2011 and continue to be reviewed annually. Descriptive statistics were used to detail oral and parenteral GC use. Cross sectional and longitudinal analyses were performed to explore factors associated with GC use at enrolment and over time. Results We studied 1700 patients with a mean (s.d.) follow-up duration of 7.26 (3.82) years. Over the entire study period, 1365 (81.3%) patients received oral GCs and 447 (26.3%) received parenteral GCs at some point. GC use was strongly associated with treatment centre, age, race/ethnicity, sex, disease duration and disease activity. There was no change in the proportion of patients on GCs or the average doses of GC used over time according to year of diagnosis. Conclusion GCs remain a cornerstone in SLE management and there have been no significant changes in their use over the past 10-15 years. While patient and disease factors contribute to the variation in GC use, between-centre differences suggest that physician-related factors also contribute. Evidence-based treatment algorithms are needed to inform a more standardized approach to GC use in SLE.
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Affiliation(s)
- Jayne Little
- Arthritis Research UK Centre for Epidemiology, Centre for Musculoskeletal Research, School of Biological Sciences, Faculty of Biology, Medicine and Health, The University of Manchester, Manchester, UK
- NIHR Manchester Musculoskeletal Biomedical Research Unit, Central Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK
| | - Ben Parker
- NIHR Manchester Musculoskeletal Biomedical Research Unit, Central Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK
| | - Mark Lunt
- Arthritis Research UK Centre for Epidemiology, Centre for Musculoskeletal Research, School of Biological Sciences, Faculty of Biology, Medicine and Health, The University of Manchester, Manchester, UK
| | - John G Hanly
- Division of Rheumatology, Department of Medicine and Department of Pathology, Queen Elizabeth II Health Sciences Centre and Dalhousie University, Halifax, Nova Scotia, Canada
| | - Murray B Urowitz
- Lupus Program, Centre for Prognosis Studies in The Rheumatic Disease and Krembil Research Institute, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada
| | - Ann E Clarke
- Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada
| | - Juanita Romero-Diaz
- Instituto Nacional de Ciencias Médicas y Nutrición, Immunology and Rheumatology, Mexico City, Mexico
| | - Caroline Gordon
- Rheumatology Research Group, Institute of Inflammation and Ageing, University of Birmingham, Birmingham, UK
- Rheumatology department, City Hospital, Sandwell and West Birmingham Hospitals NHS Trust, Birmingham, UK
| | - Sang-Cheol Bae
- Department of Rheumatology, Hanyang University Hospital for Rheumatic Diseases, Seoul, Korea
| | - Sasha Bernatsky
- Divisions of Rheumatology and Clinical Epidemiology, McGill University Health Centre, Montreal, Quebec, Canada
| | - Daniel J Wallace
- Cedars-Sinai Medical Centre, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
| | - Joan T Merrill
- Department of Clinical Pharmacology, Oklahoma Medical Research Foundation, Oklahoma City, OK, USA
| | - Jill Buyon
- Division of Rheumatology, Department of Medicine, New York School of Medicine, NY, USA
| | - David A Isenberg
- Centre for Rheumatology, Department of Medicine, University College London, London, UK
| | - Anisur Rahman
- Centre for Rheumatology, Department of Medicine, University College London, London, UK
| | - Ellen M Ginzler
- Department of Medicine, SUNY Downstate Medical Center, Brooklyn, NY, USA
| | - Michelle Petri
- Division of Rheumatology, Johns Hopkins University School of Medicine, Baltimore, MD, USA
| | - Mary Anne Dooley
- Thurston Arthritis Research Center, University of North Carolina, Chapel Hill, NC, USA
| | - Paul Fortin
- Division of Rheumatology, Centre Hospitalier Universitaire de Québec et Université Laval, Québec City, Canada
| | - Dafna D Gladman
- Lupus Program, Centre for Prognosis Studies in The Rheumatic Disease and Krembil Research Institute, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada
| | - Kristjan Steinsson
- Center for Rheumatology Research, Landspitali University hospital, Reykjavik, Iceland
| | - Rosalind Ramsey-Goldman
- Division of Rheumatology, Feinberg School of Medicine, Northwestern University Chicago, IL, USA
| | - Munther A Khamashta
- Lupus Research Unit, The Rayne Institute, St Thomas' Hospital, King's College London School of Medicine, London, UK
| | - Cynthia Aranow
- Feinstein Institute for Medical Research, Manhasset, NY, USA
| | - Meggan Mackay
- Feinstein Institute for Medical Research, Manhasset, NY, USA
| | - Graciela S Alarcón
- Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, USA
| | - Susan Manzi
- Lupus Center of Excellence, Allegheny Health Network, Pittsburgh, PA, USA
| | - Ola Nived
- Department of Clinical Sciences, Rheumatology, Lund University, Lund, Sweden
| | - Andreas Jönsen
- Department of Clinical Sciences, Rheumatology, Lund University, Lund, Sweden
| | - Asad A Zoma
- Lanarkshire Centre for Rheumatology, Hairmyres Hospital, East Kilbride, UK
| | | | - Manuel Ramos-Casals
- Josep Font Autoimmune Diseases Laboratory, IDIBAPS, Department of Autoimmune Diseases, Hospital Clínic, Barcelona, Spain
| | - Guillermo Ruiz-Irastorza
- Autoimmune Diseases Research Unit, Department of Internal Medicine, BioCruces Health Research Institute, Hospital Universitario Cruces, University of the Basque Country, Barakaldo, Spain
| | - Sung Sam Lim
- Division of Rheumatology, Emory University School of Medicine, Atlanta, GA, USA
| | - Kenneth C Kalunian
- University of California San Diego School of Medicine, La Jolla, CA, USA
| | - Murat Inanc
- Division of Rheumatology, Department of Internal Medicine, Istanbul Medical Faculty, Istanbul University, Istanbul, Turkey, USA
| | - Diane L Kamen
- Department of Medicine, Medical University of South Carolina, Charleston, SC, USA
| | | | - Soren Jacobsen
- Department of Rheumatology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
| | - Anca Askanase
- Hospital for Joint Diseases, New York University, Seligman Centre for Advanced Therapeutics, New York, NY, USA
| | - Jorge Sanchez-Guerrero
- Department of Rheumatology, Mount Sinai Hospital and University Health Network, University of Toronto, Toronto, Ontario, Canada
| | - Ian N Bruce
- Arthritis Research UK Centre for Epidemiology, Centre for Musculoskeletal Research, School of Biological Sciences, Faculty of Biology, Medicine and Health, The University of Manchester, Manchester, UK
- NIHR Manchester Musculoskeletal Biomedical Research Unit, Central Manchester University Hospitals NHS Foundation Trust, Manchester Academic Health Science Centre, Manchester, UK
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Damrongpipatkul U, Oranratanachai K, Kasitanon N, Wuttiplakorn S, Louthrenoo W. Clinical features, outcome, and associated factors for posterior reversible encephalopathy in Thai patients with systemic lupus erythematosus: a case-control study. Clin Rheumatol 2017; 37:691-702. [DOI: 10.1007/s10067-017-3892-2] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2017] [Revised: 10/22/2017] [Accepted: 10/24/2017] [Indexed: 11/24/2022]
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Barbhaiya M, Feldman CH, Guan H, Gómez-Puerta JA, Fischer MA, Solomon DH, Everett B, Costenbader KH. Race/Ethnicity and Cardiovascular Events Among Patients With Systemic Lupus Erythematosus. Arthritis Rheumatol 2017; 69:1823-1831. [PMID: 28598016 DOI: 10.1002/art.40174] [Citation(s) in RCA: 55] [Impact Index Per Article: 7.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/11/2016] [Accepted: 06/06/2017] [Indexed: 11/06/2022]
Abstract
OBJECTIVE Systemic lupus erythematosus (SLE) is more prevalent and results in more severe outcomes among blacks, Asians, and Hispanics than among whites. Cardiovascular disease (CVD) is the leading cause of death among SLE patients. We undertook this study to examine racial/ethnic variations in risk of CVD events among SLE patients. METHODS Within the Medicaid Analytic eXtract from 2000 to 2010, we identified patients ages 18-65 years with SLE (≥3 International Classification of Diseases, Ninth Revision 710.0 codes, ≥30 days apart) and with ≥12 months of continuous enrollment. Subjects were followed up from the index date to the first CVD event (myocardial infarction [MI] or stroke), death, disenrollment, loss to follow-up, or end of follow-up period. Race/ethnicity-specific annual CVD event rates were calculated. Cox regression models estimated hazard ratios (HRs) with 95% confidence intervals (95% CIs), accounting for competing risk of death and adjusting for baseline demographics and comorbidities. RESULTS Of 65,788 SLE patients, 93.1% were women and ∼42% were black, 38% were white, 16% were Hispanic, 3% were Asian, and 1% were American Indian/Alaska Native. Mean ± SD follow-up was 3.8 ± 3.1 years. CVD event rates were highest among blacks (incidence rate [IR] 10.57 [95% CI 9.96-11.22]) and lowest among Asians (IR 6.63 [95% CI 4.97-8.85]). After multivariable adjustment, risk of CVD events was increased among blacks (HR 1.14 [95% CI 1.03-1.26]) compared to whites. Hispanics and Asians had a lower risk of MI (HR 0.61 [95% CI 0.48-0.77] and HR 0.57 [95% CI 0.34-0.96], respectively), while blacks and Hispanics had a higher risk of stroke (HR 1.31 [95% CI 1.15-1.49] and HR 1.22 [95% CI 1.03-1.44], respectively). CONCLUSION Among SLE patients enrolled in Medicaid, the risk of MI was lower among Hispanics and Asians compared to whites, while the risk of stroke was elevated among blacks and Hispanics compared to whites.
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Affiliation(s)
| | | | - Hongshu Guan
- Brigham and Women's Hospital, Boston, Massachusetts
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Wu H, Lo Y, Chan A, Law KS, Mok MY. Rel B-modified dendritic cells possess tolerogenic phenotype and functions on lupus splenic lymphocytes in vitro. Immunology 2017; 149:48-61. [PMID: 27278094 PMCID: PMC4981611 DOI: 10.1111/imm.12628] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/18/2015] [Revised: 04/18/2016] [Accepted: 05/28/2016] [Indexed: 12/26/2022] Open
Abstract
Systemic lupus erythematosus (SLE) is an autoimmune disease that is characterized by high morbidity and mortality and its treatment remains challenging. Dendritic cells (DCs) have been shown to participate in the initiation and perpetuation of lupus pathogenesis and the DCs that can induce tolerogenicity appear as potential cell‐based therapy in this condition. In this study, we examined the in vitro tolerogenic properties of bone‐marrow derived DCs (BMDCs) in the murine lupus setting. We used lentiviral transduction of RelB‐silencing short hairpin RNA to modify the expression of RelB, a key transcription factor regulating DC maturation, in BMDCs from MRL/MpJ mice. Tolerogenic properties of RelB‐modified DCs were compared with scrambled control (SC) ‐modified DCs. RelB expression was found to be significantly reduced in RelB‐modified DCs derived from MRL/MpJ mice, wild‐type of the same genetic background as MRL/lpr lupus‐prone mice. These MRL/MpJ RelB‐modified DCs displayed semi‐mature phenotype with expression of lower levels of co‐stimulatory molecules compared with SC‐modified DCs. RelB‐modified DCs were found to be low producers of interleukin‐12p70 (IL‐12p70) and could induce hyporesponsiveness of splenic T cells from MRL/MpJ and MRL/lpr mice. Furthermore, they down‐regulated interferon‐γ expression and induced IL‐10‐producing T cells in MRL/MpJ splenocytes, and attenuated interferon‐γ and IL‐17 expression in MRL/lpr splenic CD4+ lymphocytes. Splenocytes primed by RelB‐modified DCs demonstrated antigen‐specific suppressive effects on allogeneic splenocytes. In conclusion, RelB‐silencing in DCs generates DCs of tolerogenic properties with immunomodulatory function and appears as potential option of cell‐targeted therapy.
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Affiliation(s)
- Haijing Wu
- Division of Rheumatology & Clinical Immunology, Department of Medicine, The University of Hong Kong, Hong Kong
| | - Yi Lo
- Division of Rheumatology & Clinical Immunology, Department of Medicine, The University of Hong Kong, Hong Kong
| | - Albert Chan
- Division of Rheumatology & Clinical Immunology, Department of Medicine, The University of Hong Kong, Hong Kong
| | - Ka Sin Law
- Division of Rheumatology & Clinical Immunology, Department of Medicine, The University of Hong Kong, Hong Kong
| | - Mo Yin Mok
- Division of Rheumatology & Clinical Immunology, Department of Medicine, The University of Hong Kong, Hong Kong
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Factors Associated with Health-Related Quality of Life in Mexican Lupus Patients Using the LupusQol. PLoS One 2017; 12:e0170209. [PMID: 28114336 PMCID: PMC5256863 DOI: 10.1371/journal.pone.0170209] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/04/2016] [Accepted: 01/02/2017] [Indexed: 01/10/2023] Open
Abstract
Introduction Health-related quality of life (HRQOL) is affected by numerous clinical variables, including disease activity, damage, fibromyalgia, depression and anxiety. However, these associations have not yet been described in Mexican patients with systemic lupus erythematosus (SLE). Objective To evaluate the relationship between disease activity, damage, depression and fibromyalgia and HRQOL measured by the LupusQoL-instrument in Mexican patients with SLE. Methods A cross-sectional study was conducted in women fulfilling the 1997 ACR classification criteria for SLE. HRQOL was evaluated using a disease-specific instrument for SLE, the LupusQoL (validated for the Spanish-speaking population). Patients were evaluated clinically to determine the degree of disease activity and damage using the Mexican Systemic Lupus Erythematosus Disease Activity Index (Mex-SLEDAI) and Systemic Lupus International Collaborating Clinics-Damage Index (SLICC), respectively. Fibromyalgia and depression were assessed using the ACR criteria and the CES-D scale, respectively. The relationship between HRQOL and these variables was measured using Spearman’s rank correlation coefficient and linear regression analysis. Results A total of 138 women with SLE, age 40.3±11 years, disease duration 8.8±6.4 years, with disease activity in 51.4%, depression in 50%, damage in 43% and fibromyalgia in 19.6% were included. Poorer HRQOL correlated with depression (r = -0.61; p< 0.005), fibromyalgia (r = -0.42; p< 0.005), disease activity (r = -0.37; p < 0.005) and damage (r = -0.31; p < 0.005). In the multivariate linear regression analysis, damage (β = -3.756, p<0.005), fibromyalgia (β = -0.920, p<0.005), depression (β = -0.911, p<0.005) and disease activity (β = -0.911, p<0.005) were associated with poor HRQOL. Conclusion SLE disease activity, damage, fibromyalgia and depression were associated with poor HRQOL in our sample of Mexican SLE patients.
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Godsell J, Rudloff I, Kandane-Rathnayake R, Hoi A, Nold MF, Morand EF, Harris J. Clinical associations of IL-10 and IL-37 in systemic lupus erythematosus. Sci Rep 2016; 6:34604. [PMID: 27708376 PMCID: PMC5052569 DOI: 10.1038/srep34604] [Citation(s) in RCA: 68] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2016] [Accepted: 09/15/2016] [Indexed: 12/20/2022] Open
Abstract
Systemic lupus erythematosus (SLE) is a systemic autoimmune disease characterized by the development of autoantibodies to nuclear antigens and inflammatory responses mediated by multiple cytokines. Although previous studies have determined clinical associations between SLE and the anti-inflammatory cytokines IL-10 and IL-37, their role in the disease, or their potential as biomarkers, remains unclear. We examined serum levels of IL-10 and IL-37 in a large cohort of SLE patients, with detailed longitudinal clinical data. We demonstrate a statistically significant association of serum IL-10 with disease activity, with higher levels in active compared to inactive disease. High first visit IL-10 was predictive of high subsequent disease activity; patients with IL-10 in highest quartile at first visit were 3.6 times more likely to have active disease in subsequent visits. Serum IL-37 was also higher in SLE patients compared to control, and was strongly associated with Asian ethnicity. However, IL-37 was not statistically significantly associated with disease activity. IL-37 was significantly reduced in patients with organ damage but this association was attenuated in multivariable analysis. The data suggest that IL-10, but not IL-37, may have potential as a biomarker predictive for disease activity in SLE.
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Affiliation(s)
- Jack Godsell
- Rheumatology Group, Centre for Inflammatory Diseases, School of Clinical Sciences at Monash Health, Faculty of Medicine, Nursing &Health Sciences, Monash University, Clayton, Victoria, Australia
| | - Ina Rudloff
- Ritchie Centre, Hudson Institute of Medical Research, Clayton, Victoria, Australia.,Department of Paediatrics, School of Clinical Sciences at Monash Health, Faculty of Medicine, Nursing &Health Sciences, Monash University, Clayton, Victoria, Australia
| | - Rangi Kandane-Rathnayake
- Rheumatology Group, Centre for Inflammatory Diseases, School of Clinical Sciences at Monash Health, Faculty of Medicine, Nursing &Health Sciences, Monash University, Clayton, Victoria, Australia
| | - Alberta Hoi
- Rheumatology Group, Centre for Inflammatory Diseases, School of Clinical Sciences at Monash Health, Faculty of Medicine, Nursing &Health Sciences, Monash University, Clayton, Victoria, Australia
| | - Marcel F Nold
- Ritchie Centre, Hudson Institute of Medical Research, Clayton, Victoria, Australia.,Department of Paediatrics, School of Clinical Sciences at Monash Health, Faculty of Medicine, Nursing &Health Sciences, Monash University, Clayton, Victoria, Australia
| | - Eric F Morand
- Rheumatology Group, Centre for Inflammatory Diseases, School of Clinical Sciences at Monash Health, Faculty of Medicine, Nursing &Health Sciences, Monash University, Clayton, Victoria, Australia
| | - James Harris
- Rheumatology Group, Centre for Inflammatory Diseases, School of Clinical Sciences at Monash Health, Faculty of Medicine, Nursing &Health Sciences, Monash University, Clayton, Victoria, Australia
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Carter EE, Barr SG, Clarke AE. The global burden of SLE: prevalence, health disparities and socioeconomic impact. Nat Rev Rheumatol 2016; 12:605-20. [PMID: 27558659 DOI: 10.1038/nrrheum.2016.137] [Citation(s) in RCA: 273] [Impact Index Per Article: 34.1] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
Systemic lupus erythematosus (SLE) is a multisystem autoimmune disease that can potentially lead to serious organ complications and even death. Its global burden - in terms of incidence and prevalence, differential impact on populations, economic costs and capacity to compromise health-related quality of life - remains incompletely understood. The reported worldwide incidence and prevalence of SLE vary considerably; this variation is probably attributable to a variety of factors, including ethnic and geographic differences in the populations being studied, the definition of SLE applied, and the methods of case identification. Despite the heterogeneous nature of the disease, distinct patterns of disease presentation, severity and course can often be related to differences in ethnicity, income level, education, health insurance status, level of social support and medication compliance, as well as environmental and occupational factors. Given the potential for the disease to cause such severe and widespread organ damage, not only are the attendant direct costs high, but these costs are sometimes exceeded by indirect costs owing to loss of economic productivity. As an intangible cost, patients with SLE are, not surprisingly, likely to endure considerably reduced health-related quality of life.
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Affiliation(s)
- Erin E Carter
- University of Calgary, Richmond Road Diagnostic and Treatment Centre, 1820 Richmond Road S.W., Calgary, Alberta T2T 5C7, Canada
| | - Susan G Barr
- University of Calgary, Richmond Road Diagnostic and Treatment Centre, 1820 Richmond Road S.W., Calgary, Alberta T2T 5C7, Canada
| | - Ann E Clarke
- University of Calgary, Health Research Innovation Centre, 3280 Hospital Drive N.W., Calgary, Alberta T2N 4N1, Canada
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Morais SA, Isenberg DA. A study of the influence of ethnicity on serology and clinical features in lupus. Lupus 2016; 26:17-26. [PMID: 27216418 DOI: 10.1177/0961203316645204] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/27/2015] [Accepted: 03/24/2016] [Indexed: 01/01/2023]
Abstract
OBJECTIVE The objective of this study was to review the links between ethnicity, serology and clinical expression in systemic lupus erythematosus (SLE) in a single cohort that was followed over a 36-year period. PATIENTS AND METHODS Patients with SLE treated at the University College London Hospitals (UCLHs) between January 1978 and December 2013 formed the cohort. We assessed the demographic, clinical and serological data. Standard methods were used for laboratory testing. The Student t test and Mann-Whitney U test were used for the continuous variables; the Fisher's exact test was used for the categorical variables. RESULTS We studied 624 SLE patients: There were 571 women (91.5%), with a mean age at diagnosis of 29.0 ± 6.5 years; and 53 men (8.5%), with a mean age at diagnosis of 29.4 ± 15.3 years. Ethnically, 369 of the patients were European, 100 were Afro-Caribbean, 77 were East Asian, 56 were South Asian and 21 were of mixed ethnicity. The East Asian patients developed the disease at a younger age than the other ethnic groups (p < 0.0001). The Afro-Caribbean patients were less frequently associated with the presence of rash and photosensitivity, and the non-European patients were more likely to have alopecia and renal involvement. The South Asian patients were significantly associated with musculoskeletal and neurological involvement, serositis, Sicca syndrome and hematological features. The Afro-Caribbean patients had the highest prevalence of anti-Smith, anti-RNP, anti-Ro and anti-La antibodies. Anti-IgG anticardiolipin (aCL) antibodies were significantly associated with the non-East Asian groups; and hypocomplementemia was common in the East Asians. Rash, alopecia, mouth ulcers, serositis, neurological, joint and renal involvement were significantly associated with the presence of anti-Smith and anti-RNP antibodies in the Afro-Caribbean group. We also observed an association of joint involvement and the presence of anti-Ro and anti-La antibodies in this group. CONCLUSIONS The East Asian patients developed their SLE disease at a younger age than the other ethnic groups. Cutaneous involvement was more frequent in those who were not Afro-Caribbean. Serositis, joint and neurological involvement were more frequently diagnosed in the South Asian patients. Anti-ENA antibodies were frequently associated with the Afro-Caribbean patients.
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Affiliation(s)
- S A Morais
- Internal Medicine Department, Hospital Pedro Hispano, Matosinhos, Portugal
| | - D A Isenberg
- Centre for Rheumatology, University College London Hospitals, London, UK
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Mok MY, Shoenfeld Y. Recent advances and current state of immunotherapy in systemic lupus erythematosus. Expert Opin Biol Ther 2016; 16:927-39. [PMID: 27032059 DOI: 10.1517/14712598.2016.1171840] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
INTRODUCTION Systemic lupus erythematosus (SLE) is an autoimmune syndrome that poses significant challenges in diagnosis and treatment. Dysregulated innate and adaptive immune systems are involved in its pathogenesis. A plethora of novel immunotherapies have been developed for the treatment of SLE but many have failed early clinical trials. AREAS COVERED This review summarizes immunotherapies under recent development with relevance to the targeted cellular or soluble factors involved in the pathogenesis of SLE. EXPERT OPINION SLE is a complicated disease with much heterogeneity. Novel immunotherapies with different mechanisms of action that are currently under development include biologic agents targeting co-stimulatory molecules, cytokines or their receptors and signaling molecules and B cells, cell-based therapy and peptide therapy. Together with good scientific rationale and advanced biological engineering techniques, optimization of clinical trial design, patient selection and disease outcome measures are essential to demonstrate the clinical efficacy and safety of these agents.
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Affiliation(s)
- Mo Yin Mok
- a Division of Rheumatology & Clinical Immunology, Department of Medicine , University of Hong Kong , Hong Kong
| | - Yehuda Shoenfeld
- b Zabludowicz Center for Autoimmune Diseases, Sheba Medical Center , Tel-Aviv University , Tel-Aviv , Israel
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Tesar V, Hruskova Z. Lupus Nephritis: A Different Disease in European Patients? KIDNEY DISEASES 2015; 1:110-8. [PMID: 27536671 DOI: 10.1159/000438844] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/13/2015] [Revised: 07/17/2015] [Indexed: 01/21/2023]
Abstract
BACKGROUND Lupus nephritis (LN) is still associated with significant mortality and substantial risk of progression to end-stage renal failure. Its outcome is related to the class and severity of LN and response to treatment, and it is poorer in patients with renal relapses. Ethnicity has a relatively well-defined impact on the outcome of the patients and their response to treatment and must always be taken into consideration in treatment decisions. SUMMARY In this article, we provide a review of the impact of ethnicity on the prevalence of systemic lupus erythematosus (SLE), the proportion of patients with SLE developing LN, outcomes of SLE and LN and response of LN to treatment. In European patients, the prevalence of SLE and the proportion of SLE patients with LN are lower and the outcome of LN is better than in nonwhite populations. European patients may respond better to some modes of treatment [e.g. cyclophosphamide (CYC) or rituximab] and may be less frequently refractory to treatment compared to black patients with LN. Although these differences may be largely genetically driven, socioeconomic factors (poverty, education, insurance, access to health care and adherence to treatment) may also play a significant role in some disadvantaged patients. KEY MESSAGE Treatment of LN may be different in patients with different ethnicity. Less aggressive disease in European patients may better respond to less aggressive treatment. Treatment of LN in nonwhite patients may require newer (more effective) therapeutic approaches, but targeting negative socioeconomic factors might be even more effective. FACTS FROM EAST AND WEST (1) The prevalence of SLE is lower among Caucasians than other ethnicities. A higher prevalence is observed among Asians and African Americans, while the highest prevalence is found in Caribbean people. The prevalence of LN in Asian SLE patients is much higher than in Caucasians as well. However, the 10-year renal outcome and renal survival rate appear to be better in Asians. (2) Polymorphisms of genes involved in the immune response, such as Fcγ receptor, integrin alpha M, TNF superfamily 4, myotubularin-related protein 3 and many others, might be partly responsible for the differences in prevalence between the different ethnic groups. European ancestry was shown to be associated with a decrease in the risk of LN even after adjustment for genes most associated with renal disease. (3) Access to health care is a key determinant of disease progression, treatment outcome and the management of complications such as infections, particularly in South Asia, and might also explain disparities between clinical outcomes. (4) The efficacy of low-dose CYC combined with corticosteroids for induction treatment of LN was proved in European Caucasian patients. This treatment is also used in Asia, although no formal evaluation of efficacy and safety in comparison with other treatment regimens exists in this population. The efficacy of mycophenolate mofetil (MMF) is similar to that of CYC, and similar between Asians and Caucasians. MMF may be more effective than CYC in inducing response in high-risk populations such as African American or Hispanic patients. MMF might cause less infection-related events in Asians, but its high cost prevents broader usage at present. (5) For maintenance therapy, corticosteroid combined with azathioprine (AZA) or MMF is used worldwide, with a broadly similar efficacy of both treatments, although there are data suggesting that in high-risk populations (e.g. African Americans) MMF may be more effective in preventing renal flares. AZA is often preferred in Asia due to economic constraints and because of its safety in pregnancy. (6) Alternative therapies under investigation include rituximab, which might be more efficient in Caucasians, as well as belimumab. Recent Japanese and Chinese studies have indicated a potential benefit of tacrolimus as a substitute for or in addition to CYC or MMF (dual or triple immunosuppression). Mizoribine is used in Japan exclusively.
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Affiliation(s)
- Vladimir Tesar
- Department of Nephrology, First Faculty of Medicine, Charles University and General University Hospital, Prague, Czech Republic
| | - Zdenka Hruskova
- Department of Nephrology, First Faculty of Medicine, Charles University and General University Hospital, Prague, Czech Republic
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Gómez-Puerta JA, Barbhaiya M, Guan H, Feldman CH, Alarcón GS, Costenbader KH. Racial/Ethnic variation in all-cause mortality among United States medicaid recipients with systemic lupus erythematosus: a Hispanic and asian paradox. Arthritis Rheumatol 2015; 67:752-60. [PMID: 25590668 DOI: 10.1002/art.38981] [Citation(s) in RCA: 95] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/27/2014] [Accepted: 11/25/2014] [Indexed: 12/12/2022]
Abstract
OBJECTIVE The incidence of systemic lupus erythematosus (SLE) is disproportionately high in nonwhite patients compared with white patients. However, variation in mortality according to race/ethnicity has not been well studied. The aim of this study was to examine all-cause mortality according to race/ethnicity among SLE patients enrolled in Medicaid. METHODS We used Medicaid Analytic eXtract data, with billing claims from 47 US states and Washington, DC, to identify individuals ages 18-65 years who were enrolled in Medicaid for ≥3 months in 2000-2006. Individuals were classified as having SLE if they had ≥3 visits ≥30 days apart with an International Classification of Diseases, Ninth Revision (ICD-9) code for SLE (710.0). Among the individuals with SLE, those with lupus nephritis (LN) were identified by the presence of ≥2 ICD-9 claims for glomerulonephritis, proteinuria, or renal failure. We calculated mortality rates per 1,000 person-years, with 95% confidence intervals (95% CIs), according to race/ethnicity. Multivariable Cox proportional hazards regression models were used to estimate mortality risks, adjusting for age, sex, demographics, and comorbidities. RESULTS Among 42,221 prevalent cases of SLE, 8,191 prevalent cases of LN were identified. Blacks represented 40.1%, whites 38.4%, and Hispanics 15.3%. Overall SLE mortality rates per 1,000 person-years were highest among Native American (27.52), white (20.17), and black (24.13) patients and were lower among Hispanic (7.12) or Asian (5.18) patients. After multivariable adjustment, Hispanic and Asian patients had lower mortality risks (hazard ratio [HR] 0.48 [95% CI 0.40-0.59] and 0.59 [95% CI 0.40-0.86], respectively) compared with whites. Conversely, the risk of death was significantly higher among Native American (HR 1.40 [95% CI 1.04-1.90]) and black (HR 1.21 [95% CI 1.10-1.33]) patients compared with white patients. Among patients with LN, mortality risks were lower in Hispanic and Asian patients compared with white patients. CONCLUSION After accounting for demographic and clinical factors, mortality among Asian and Hispanic Medicaid patients with SLE was lower than that among black, white, or Native American patients.
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Affiliation(s)
- Alberta Hoi
- Lupus Clinic, Monash Medical Centre, Autoimmune Clinic Austin Hospital, and Monash University; Melbourne Vic. Australia
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Pons-Estel GJ, Catoggio LJ, Cardiel MH, Bonfa E, Caeiro F, Sato E, Massardo L, Molina-Restrepo JF, Toledano MG, Barile-Fabris LA, Amigo MC, Acevedo-Vásquez EM, Abadi I, Wojdyla D, Alarcón-Riquelme ME, Alarcón GS, Pons-Estel BA. Lupus in Latin-American patients: lessons from the GLADEL cohort. Lupus 2015; 24:536-45. [PMID: 25697768 DOI: 10.1177/0961203314567753] [Citation(s) in RCA: 41] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2014] [Accepted: 12/18/2014] [Indexed: 01/04/2023]
Abstract
The need for comprehensive published epidemiologic and clinical data from Latin American systemic lupus erythematosus (SLE) patients motivated the late Dr Alarcón-Segovia and other Latin American professionals taking care of these patients to spearhead the creation of the G: rupo L: atino A: mericano D: e E: studio del L: upus (GLADEL) cohort in 1997. This inception cohort recruited a total of 1480 multiethnic (Mestizo, African-Latin American (ALA), Caucasian and other) SLE patients diagnosed within two years from the time of enrollment from 34 Latin American centers with expertise in the diagnosis and management of this disease. In addition to the initial 2004 description of the cohort, GLADEL has contributed to improving our knowledge about the course and outcome of lupus in patients from this part of the Americas. The major findings from this cohort are highlighted in this review. They have had important clinical implications for the adequate care of SLE patients both in Latin America and worldwide where these patients may have emigrated.
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Affiliation(s)
- G J Pons-Estel
- Department of Autoimmune Diseases, Institut Clínic de Medicina i Dermatologia, Hospital Clínic, Spain
| | - L J Catoggio
- Sección de Reumatología, Servicio de Clínica Médica; Hospital Italiano and Fundación Dr Pedro M. Catoggio para el Progreso de la Reumatología, Buenos Aires, Argentina
| | - M H Cardiel
- Centro de Investigación Clínica de Morelia SC, Morelia, Michoacán, México
| | - E Bonfa
- Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brazil
| | - F Caeiro
- Hospital Privado, Centro Médico de Córdoba, Córdoba, Argentina
| | - E Sato
- Disciplina de Reumatología, Escola Paulista de Medicina, Universidade Federal da São Paulo (UNIFESP), São Paulo, Brazil
| | - L Massardo
- Department of Clinical Immunology and Rheumatology, School of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
| | | | - M Guibert Toledano
- Servicio Nacional de Reumatología, Centro de Investigaciones Médico Quirúrgicas (CIMEQ), La Habana, Cuba
| | - L A Barile-Fabris
- Hospital de Especialidades Centro Médico Nacional Siglo XXI, Instituto Mexicano del Seguro Social, México Distrito Federal, México
| | - M C Amigo
- Reumatología, Centro Médico ABC, Ciudad de México, México
| | - E M Acevedo-Vásquez
- Servicio de Reumatología, Hospital Nacional 'Guillermo Almenara Irigoyen', Essalud, Lima, Perú
| | - I Abadi
- Unidad de Reumatología del Hospital de Clínicas Caracas, Venezuela
| | - D Wojdyla
- Escuela de Estadística, Universidad Nacional de Rosario, Rosario, Argentina
| | - M E Alarcón-Riquelme
- Centro Pfizer-Universidad de Granada-Junta de Andalucía de Gemómica e Investigaciones Oncológicas, Granada, Spain, and Oklahoma Medical Research Foundation, Oklahoma City, USA
| | - G S Alarcón
- Department of Medicine, Division of Clinical Immunology and Rheumatology, School of Medicine, The University of Alabama at Birmingham, Birmingham, Alabama, USA
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Mok MY. Tolerogenic dendritic cells: role and therapeutic implications in systemic lupus erythematosus. Int J Rheum Dis 2014; 18:250-9. [DOI: 10.1111/1756-185x.12532] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Affiliation(s)
- Mo Yin Mok
- Division of Rheumatology & Clinical Immunology Department of Medicine Queen Mary Hospital The University of Hong Kong Hong Kong China
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Impact of race and ethnicity in the course and outcome of systemic lupus erythematosus. Rheum Dis Clin North Am 2014; 40:433-54, vii-viii. [PMID: 25034155 DOI: 10.1016/j.rdc.2014.04.001] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
Genetic factors seem to play a more important role early in the course of systemic lupus erythematosus (SLE), whereas nongenetic factors seem to play a more important role over the course of the disease. SLE is more frequent with less favorable outcomes in nonwhite populations. To overcome these differences and reduce the immediate-term, mediate-term, and long-term impact of SLE among disadvantaged populations, it is essential to increase disease awareness, to improve access to health care and to provide care to these patients in a consistent manner regardless of the severity of their disease.
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The Sarawak lupus cohort: clinical features and disease patterns of 633 SLE patients in a single tertiary centre from East Malaysia. Rheumatol Int 2014; 35:153-7. [PMID: 24906574 DOI: 10.1007/s00296-014-3057-4] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2014] [Accepted: 05/26/2014] [Indexed: 01/20/2023]
Abstract
Systemic lupus erythematosus (SLE) has been well studied in West Malaysian populations but lacking in East Malaysian populations. The aim of this study was to examine the clinical features and disease patterns of patients with SLE in a multiethnic East Malaysian population in Sarawak. All SLE patients who were treated in Sarawak General Hospital were reviewed in a retrospective longitudinal study using a standard protocol from 1 January 2006 to 31 December 2013. There were a total of 633 patients in our study with the female to male ratio of 12:1. Our study patients were of multiethnic origins with predominant Chinese ethnic group. They had a mean age of 36.9 ± 13.2 years and a mean duration of illness of 7.2 ± 6.0 years. The main involvements were haematological (74.2 %), malar rash (64.0 %) and renal (58.6 %). Chinese patients were less likely to have discoid lupus, pleuritis and pericarditis, while Malay patients were more likely to have arthritis. Bidayuh patients were more likely to have oral ulcer. Secondary antiphospholipid syndrome was more common in Chinese. The majority of patients were in clinical remission with low SDI. There were 58 deaths (9.2 %) during 2006-2013 with the main causes of death being flare of disease and infection.
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González LA, Toloza SMA, McGwin G, Alarcón GS. Ethnicity in systemic lupus erythematosus (SLE): its influence on susceptibility and outcomes. Lupus 2014; 22:1214-24. [PMID: 24097993 DOI: 10.1177/0961203313502571] [Citation(s) in RCA: 104] [Impact Index Per Article: 10.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Ethnicity is a biological and a social construct which encompasses ancestral genes, cultural, geographic and socioeconomic characteristics shared within a population. It is clear that no homogeneous racial groups exist within the human race as demonstrated when examining ancestry informative markers. Both the genetic and non-genetic components of ethnicity exert influence in the expression and outcome of systemic lupus erythematosus (SLE), including disease activity, damage accrual, work disability and mortality. Although it is difficult to determine the extent to which the differences observed in these parameters are caused by genetic or non-genetic factors, early in the disease genetic factors seem to play a more important role as determinants of the differences observed between SLE patients from various ethnic groups. Over the course of the disease, non-genetic factors seem to play a more important role. By and large, SLE is more frequent and more severe with higher disease activity and more damage accrual in non-Caucasian populations (Hispanics, African descendants and Asians) than in Caucasians. To overcome these differences it is necessary to optimize health care access to disadvantaged populations and use innovative tools to increase disease awareness and improve treatment adherence.
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Affiliation(s)
- L A González
- 1Division of Rheumatology, Universidad de Antioquia, Medellín, Colombia; Hospital San Juan Bautista, San Fernando del Valle de Catamarca, Argentina; Departments of Epidemiology and Surgery, The University of Alabama at Birmingham, Birmingham, AL, USA; and Department of Medicine, The University of Alabama at Birmingham, Birmingham, AL, USA
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Kono M, Yasuda S, Kato M, Kanetsuka Y, Kurita T, Fujieda Y, Otomo K, Horita T, Oba K, Kondo M, Mukai M, Yanai M, Fukasawa Y, Atsumi T. Long-term outcome in Japanese patients with lupus nephritis. Lupus 2014; 23:1124-32. [PMID: 24860121 DOI: 10.1177/0961203314536246] [Citation(s) in RCA: 32] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Abstract
The objective of this study was to clarify the long-term outcome in patients with lupus nephritis (LN) according to the International Society of Nephrology and Renal Pathology Society classification. This retrospective analysis comprised 186 Japanese patients given a diagnosis of LN by renal specimen with a mean observation period of 12 years. Primary end point was defined as death or end-stage renal disease, and standardized mortality ratios were calculated. Five patients presented with histopathological class I, 62 with II, 21 with III or III+V, 73 with IV or IV+V and 25 with V. Fourteen deaths occurred, corresponding to an overall standardized mortality ratio of 3.59 (95% confidence interval 2.02-5.81, p < 0.0001). Kaplan-Meier analysis revealed a 10-year overall survival of 95.7%. Nephrotic proteinuria (≥3.5 g/day) at baseline was identified as an independent poor prognostic factor for overall survival in Cox regression analysis. Kaplan-Meier analysis revealed a 10-year renal survival as 94.3%. Male gender and nephrotic proteinuria at baseline were identified as independent poor prognostic factors for renal survival in Cox regression analysis. In conclusion, LN was associated with a 3.59-fold increase in mortality compared with the general population. Male gender and nephrotic proteinuria were predictive for poor renal outcome.
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Affiliation(s)
- M Kono
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - S Yasuda
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - M Kato
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - Y Kanetsuka
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - T Kurita
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - Y Fujieda
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - K Otomo
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - T Horita
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
| | - K Oba
- Translational Research and Clinical Trial Center, Hokkaido University Hospital, Sapporo, Japan
| | - M Kondo
- Department of Rheumatology, Sapporo City General Hospital, Sapporo, Japan
| | - M Mukai
- Department of Rheumatology, Sapporo City General Hospital, Sapporo, Japan
| | - M Yanai
- Department of Pathology, Sapporo City General Hospital, Sapporo, Japan
| | - Y Fukasawa
- Department of Pathology, Sapporo City General Hospital, Sapporo, Japan
| | - T Atsumi
- Division of Rheumatology, Endocrinology and Nephrology, Hokkaido University Graduate School of Medicine, Sapporo, Japan
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Evaluation of SLE Susceptibility Genes in Malaysians. Autoimmune Dis 2014; 2014:305436. [PMID: 24696779 PMCID: PMC3948475 DOI: 10.1155/2014/305436] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/23/2013] [Accepted: 10/01/2013] [Indexed: 11/17/2022] Open
Abstract
Systemic Lupus Erythematosus (SLE) is a clinically heterogeneous autoimmune disease with strong genetic and environmental components. Our objective was to replicate 25 recently identified SLE susceptibility genes in two distinct populations (Chinese (CH) and Malays (MA)) from Malaysia.
We genotyped 347 SLE cases and 356 controls (CH and MA) using the ImmunoChip array and performed an admixture corrected case-control association analysis. Associated genes were grouped into five immune-related pathways. While CH were largely homogenous, MA had three ancestry components (average 82.3% Asian, 14.5% European, and 3.2% African). Ancestry proportions were significantly different between cases and controls in MA. We identified 22 genes with at least one associated SNP (P < 0.05). The strongest signal was at HLA-DRA (PMeta = 9.96 × 10−9; PCH = 6.57 × 10−8, PMA = 6.73 × 10−3); the strongest non-HLA signal occurred at STAT4 (PMeta = 1.67 × 10−7; PCH = 2.88 × 10−6, PMA = 2.99 × 10−3). Most of these genes were associated with B- and T-cell function and signaling pathways. Our exploratory study using high-density fine-mapping suggests that most of the established SLE genes are also associated in the major ethnicities of Malaysia. However, these novel SNPs showed stronger association in these Asian populations than with the SNPs reported in previous studies.
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Yang Y, Thumboo J, Earnest A, Yong SL, Fong KY. The effect of comorbidity on hospital mortality in patients with SLE from an Asian tertiary hospital. Lupus 2014; 23:714-20. [DOI: 10.1177/0961203314522340] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2013] [Accepted: 01/08/2014] [Indexed: 01/04/2023]
Abstract
Objectives The objective of the study was to assess the disease burden of systemic lupus erythematosus (SLE) and the usefulness of the Charlson Comorbidity Index (CCI) as risk-adjusted hospital mortality predictors in patients with SLE using a hospital administrative database. Methods A historical cohort study of a hospital discharge database from 2004 to 2011 was used to identify cases with SLE and comorbidity using the International Statistical Classification of Diseases and Related Health Problems, ninth revision, Australian modification (ICD-9-AM) codes. Results Over the eight years, 841 patients met the criteria of SLE with a hospital mortality rate of 9.2%. The hospital mortality rates (2.4%, 15.7%, 25.0%, and 30.4%, respectively, p < 0.001) and hospital length of stay (geometric mean, 3.5, 5.6, 8.8, and 7.5 days, respectively, p < 0.001) were consistently increased for patients with CCI ranging from none, low, moderate to high grade, respectively. Cox proportional hazards model analysis showed that CCI (hazard ratio (HR) 7.8 high vs. none, p < 0.001) and infectious disease (HR 2.0, p = 0.016) were significant and independent predictors of hospital mortality. Similar results were also seen with hospital length of stay by zero-truncated negative binomial regression model analysis. Conclusion The SLE burden is high in this population. Comorbidities and infectious disease were some of the most important contributors to hospital mortality and resource utilization.
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Affiliation(s)
- Y Yang
- Department of Epidemiology, Medical Board, Singapore General Hospital, Singapore
- Centre for Quantitative Medicine, Office of Clinical Sciences, Duke-NUS Graduate Medical School, Singapore
| | - J Thumboo
- Department of Rheumatology & Immunology, Singapore General Hospital, Singapore
- Duke-NUS Graduate Medical School, Singapore
| | - A Earnest
- Centre for Quantitative Medicine, Office of Clinical Sciences, Duke-NUS Graduate Medical School, Singapore
| | - SL Yong
- Medical Board, Singapore General Hospital, Singapore
| | - KY Fong
- Department of Rheumatology & Immunology, Singapore General Hospital, Singapore
- Duke-NUS Graduate Medical School, Singapore
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Murphy G, Isenberg D. Effect of gender on clinical presentation in systemic lupus erythematosus. Rheumatology (Oxford) 2013; 52:2108-15. [PMID: 23641038 DOI: 10.1093/rheumatology/ket160] [Citation(s) in RCA: 95] [Impact Index Per Article: 8.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022] Open
Abstract
The incidence of SLE is markedly increased in females of child-bearing age. Although males are protected in terms of incidence of disease, it is unclear whether a distinct phenotype of male lupus exists in those who do develop SLE. We sought to explore through a detailed literature review whether gender exerts an influence on the clinical presentation and outcome of SLE. We found that males experience less of the typical mucocutaneous and musculoskeletal symptoms commonly present at diagnosis in women. On the other hand, there is limited evidence to support a negative prognostic association between male gender and disease activity or mortality.
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Affiliation(s)
- Grainne Murphy
- Department of Rheumatology, University College Hospital, 3rd Floor Central, 250 Euston Road, London NW1 2PQ, UK.
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Abstract
Renal involvement in systemic lupus erythematosus (SLE) is a severe disease manifestation in which novel therapeutic strategies are needed, especially in non-responding patients or patients who relapse after conventional treatment. Rituximab has been used as off-label treatment for lupus nephritis (LN) during the last decade, and to date reports on the clinical effects on more than 400 patients, including the randomized controlled LUNAR study population, have been published. Despite promising results obtained from observational studies and registries, with complete or partial renal response after 6–12 months in 67–77% of patients, the LUNAR trial failed to attain the primary endpoint and rituximab is today unlikely to be approved as treatment for LN. Rituximab has mainly been used as induction therapy in combination with standard of care but the optimal treatment protocol is still to be determined. From observational studies, rituximab has been shown to be efficient in both proliferative and membranous LN, and histopathological studies have demonstrated improvement in renal activity. Adverse events mainly include infusion reactions and infections. Although not approved for the treatment of LN, the currently available data support that rituximab may be used in severe, refractory cases of LN.
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Affiliation(s)
- I Gunnarsson
- Department of Medicine, Unit of Rheumatology, Karolinska University Hospital, Stockholm, Sweden
| | - T Jonsdottir
- Department of Medicine, Unit of Rheumatology, Landspitali University Hospital, Reykjavík, Iceland
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Kaiser R, Taylor KE, Deng Y, Zhao J, Li Y, Nititham J, Chang M, Catanese J, Begovich AB, Brown EE, Edberg JC, McGwin G, Alarcón GS, Ramsey-Goldman R, Reveille JD, Vila LM, Petri M, Kimberly RP, Feng X, Sun L, Shen N, Li W, Lu JX, Wakeland EK, Li QZ, Yang W, Lau YL, Liu FL, Chang DM, Yu CY, Song YW, Tsao BP, Criswell LA. Brief Report: Single-nucleotide polymorphisms in VKORC1 are risk factors for systemic lupus erythematosus in Asians. ACTA ACUST UNITED AC 2013; 65:211-5. [PMID: 23124848 DOI: 10.1002/art.37751] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2011] [Accepted: 10/09/2012] [Indexed: 11/07/2022]
Abstract
OBJECTIVE The increased risk of thrombosis in systemic lupus erythematosus (SLE) may be partially explained by interrelated genetic pathways for thrombosis and SLE. The present study was undertaken to investigate whether 33 established and novel single-nucleotide polymorphisms (SNPs) in 20 genes involved in hemostasis pathways that have been associated with deep venous thrombosis (DVT) in the general population are risk factors for SLE among Asian subjects. METHODS Patients in the discovery cohort were enrolled in 1 of 2 North American SLE cohorts. Patients in the replication cohort were enrolled in 1 of 4 Asian or 2 North American cohorts. We first genotyped 263 Asian patients with SLE and 357 healthy Asian control subjects for 33 SNPs in the discovery phase, and then genotyped 5 SNPs in up to an additional 1,496 patients and 993 controls in the replication phase. Patients were compared to controls for bivariate association with minor alleles. Principal components analysis was used to control for intra-Asian ancestry in the replication cohort. RESULTS Two genetic variants in the gene VKORC1 were highly significant in both the discovery and replication cohorts: rs9934438 (in the discovery cohort, odds ratio [OR] 2.45, P=2×10(-9); in the replication cohort, OR 1.54, P=4×10(-6)) and rs9923231 (in the discovery cohort, OR 2.40, P=6×10(-9); in the replication cohort, OR 1.53, P=5×10(-6)). These associations were significant in the replication cohort after adjustment for intra-Asian ancestry: for rs9934438, OR 1.34, P=0.0029; for rs9923231, OR 1.34, P=0.0032. CONCLUSION Genetic variants in VKORC1, which are involved in vitamin K reduction and associated with DVT, correlate with SLE development in Asian subjects. These results suggest that there may be intersecting genetic pathways for the development of SLE and thrombosis.
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Affiliation(s)
- Rachel Kaiser
- University of California, San Francisco, CA 94143, USA
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Cho P, Gelinas L, Corbett NP, Tebbutt SJ, Turvey SE, Fortuno ES, Kollmann TR. Association of common single-nucleotide polymorphisms in innate immune genes with differences in TLR-induced cytokine production in neonates. Genes Immun 2013; 14:199-211. [DOI: 10.1038/gene.2013.5] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
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Causes and predictors of mortality in hospitalized lupus patient in Sarawak General Hospital, Malaysia. Lupus 2012; 22:106-11. [DOI: 10.1177/0961203312465780] [Citation(s) in RCA: 42] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Systemic lupus erythematosus (SLE) is a serious autoimmune disease that can be life threatening and fatal if left untreated. Causes and prognostic indicators of death in SLE have been well studied in developed countries but lacking in developing countries. We aimed to investigate the causes of mortality in hospitalized patients with SLE and determine the prognostic indicators of mortality during hospitalization in our center. All SLE patients who were admitted to Sarawak General Hospital from January 1, 2006 to December 31, 2010, were followed up in a prospective study using a standard protocol. Demographic data, clinical features, disease activities and damage indices were collected. Logistic regression and Cox regression analysis were used to determine the prognostic indicators of mortality in our patients. There were a total of 251 patients in our study, with the female to male ratio 10 to 1. Our study patients were of multiethnic origins. They had a mean age of 30.5 ± 12.2 years and a mean duration of illness of 36.5 ± 51.6 months. The main involvements were hematologic (73.3%), renal (70.9%) and mucocutaneous (67.3%). There were 26 deaths (10.4%), with the main causes being: infection and flare (50%), infection alone (19%), flare alone (19%) and others (12%). Independent predictors of mortality in our cohort of SLE patients were the presence of both infection and flare of disease (hazard ratio (HR) 5.56) and high damage indices at the time of admission (HR 1.91). Infection and flare were the main causes of death in hospitalized Asian patients with SLE. The presence of infection with flare and high damage indices at the time of admission were independent prognostic indicators of mortality.
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Li PH, Wong WHS, Lee TL, Lau CS, Chan TM, Leung AMH, Tong KL, Tse NKC, Mok CC, Wong SN, Lee KW, Ho MHK, Lee PPW, Chong CY, Wong RWS, Mok MY, Ying SKY, Fung SKS, Lai WM, Yang W, Lau YL. Relationship between autoantibody clustering and clinical subsets in SLE: cluster and association analyses in Hong Kong Chinese. Rheumatology (Oxford) 2012; 52:337-45. [DOI: 10.1093/rheumatology/kes261] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022] Open
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Bibliography. Spondyloarthropathies. Current world literature. Curr Opin Rheumatol 2011; 23:406-7. [PMID: 21637083 DOI: 10.1097/bor.0b013e3283489bf8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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