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Wang J, Zhu C, Ai Y, Huang Y, Chen Q, Ding H, Feng G, Liu L, Song Y. The effect of brace treatment history on bone density in preoperative patients with adolescent idiopathic scoliosis (AIS) assessed by vertebral bone quality (VBQ) score: a retrospective propensity score-matched analysis. BMC Musculoskelet Disord 2024; 25:682. [PMID: 39210326 PMCID: PMC11363544 DOI: 10.1186/s12891-024-07784-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/20/2023] [Accepted: 08/15/2024] [Indexed: 09/04/2024] Open
Abstract
INTRODUCTION Adolescent idiopathic scoliosis (AIS), a prevalent condition among teenagers, is often accompanied by osteopenia. However, the impact of brace treatment on bone density in AIS patients remains a matter of debate. The Vertebral bone quality (VBQ) score, derived from MRI signal intensity, has been shown to correlate with bone mineral density (BMD). Yet, no studies to date have drawn comparisons between VBQ scores in preoperative AIS patients who had brace treatment history and those who have not received brace treatment. OBJECTIVE This study aims to elucidate the influence of brace treatment on bone density in AIS patients using VBQ score. METHODS A retrospective analysis was conducted on 243 AIS patients, each with Cobb angles ranging from 50-70°, who had undergone preoperative MRI scans. The patients were segregated into two cohorts: those who received brace treatment (n = 174) and those who did not (n = 69). Through propensity score matching, a total of 53 matched pairs were selected for further analysis. VBQ scores were extracted from T1-weighted MRI scans. RESULTS Post-matching, no significant baseline discrepancies were observed between the two groups. Interestingly, brace-treated patients exhibited lower average VBQ scores than their non-brace-treated counterparts (2.43 ± 0.11 vs. 2.55 ± 0.12, p < 0.01), suggesting a higher bone density. Furthermore, a negative correlation was observed between VBQ scores and the duration of brace usage (R2 = 0.3853, p < 0.01). CONCLUSION Brace treatment may potentially enhance bone density in AIS patients by mitigating vertebral fat infiltration. The utilization of VBQ scores presents an alternative, potentially robust approach to assessing bone quality.
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Affiliation(s)
- Juehan Wang
- Department of Orthopaedic and Reconstructive Surgery/Pediatric Orthopaedics, South China Hospital, Medical School, Shenzhen University, Shenzhen, 518116, China
- Guangdong Key Laboratory for Biomedical Measurements and Ultrasound Imaging, School of Biomedical Engineering, National-Regional Key Technology Engineering Laboratory for Medical Ultrasound, Shenzhen University Medical School, Shenzhen, 518060, China
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
| | - Ce Zhu
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
| | - Youwei Ai
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
| | - Yong Huang
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
| | - Qian Chen
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
- Department of Orthopaedics, Affiliated Hospital of North Sichuan Medical College, Nanchong, Sichuan, China
| | - Hong Ding
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
| | - Ganjun Feng
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
| | - Limin Liu
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China.
| | - Yueming Song
- Department of Orthopedic Surgery, West China Hospital, Sichuan University, No. 37 GuoXue Road, Chengdu, Sichuan, China
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Yang DD, Li Y, Tian JY, Li Y, Liu J, Liu YS, Cao XW, Liu C. MRI-based vertebral bone quality score as a novel bone status marker of patients with adolescent idiopathic scoliosis. Sci Rep 2024; 14:12518. [PMID: 38822099 PMCID: PMC11143181 DOI: 10.1038/s41598-024-63426-9] [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: 01/09/2024] [Accepted: 05/29/2024] [Indexed: 06/02/2024] Open
Abstract
To investigate the application of MRI-based vertebral bone quality (VBQ) score in assessing bone mineral density (BMD) for patients with adolescent idiopathic scoliosis (AIS). We reviewed the data of AIS patients between January 2021 and October 2023 with MRI, whole-spine plain radiographs, quantitative computed tomography (QCT) and general information. VBQ score was calculated using T1-weighted MRI. Univariate analysis was applied to present the differences between variables of patients with normal BMD group (QCT Z-score > - 2.0) and low BMD group (QCT Z-score ≤ - 2.0). The correlation between VBQ score and QCT Z-score was analyzed with Pearson correlation test. A multivariate logistic regression model was used to determine the independent factors related to low BMD. Receiver operating characteristic curve (ROC) was drawn to analyze the diagnostic performance of VBQ score in distinguishing low BMD. A total of 136 AIS patients (mean age was 14.84 ± 2.10 years) were included, of which 41 had low BMD. The low BMD group had a significantly higher VBQ score than that in normal group (3.48 ± 0.85 vs. 2.62 ± 0.62, P < 0.001). The VBQ score was significantly negative correlated with QCT Z score (r = - 0.454, P < 0.001). On multivariate analysis, VBQ score was independently associated with low BMD (OR: 4.134, 95% CI 2.136-8.000, P < 0.001). The area under the ROC curve indicated that the diagnostic accuracy of the VBQ score for predicting low BMD was 81%. A sensitivity of 65.9% with a specificity of 88.4% could be achieved for distinguishing low BMD by setting the VBQ score cutoff as 3.18. The novel VBQ score was a promising tool in distinguishing low BMD in patients with AIS and could be useful as opportunistic assessment for screening and complementary evaluation to QCT before surgery.
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Affiliation(s)
- Dan-Dan Yang
- Radiology Department, The Third People's Hospital of Chengdu, No. 82 Qinglong Road, Qingyang District, Chengdu, 610031, Sichuan, China
| | - Yi Li
- Radiology Department, The Third People's Hospital of Chengdu, No. 82 Qinglong Road, Qingyang District, Chengdu, 610031, Sichuan, China
| | - Jiang-Yu Tian
- Radiology Department, The Third People's Hospital of Chengdu, No. 82 Qinglong Road, Qingyang District, Chengdu, 610031, Sichuan, China
| | - Ya Li
- Radiology Department, The Third People's Hospital of Chengdu, No. 82 Qinglong Road, Qingyang District, Chengdu, 610031, Sichuan, China
| | - Jian Liu
- Radiology Department, The Third People's Hospital of Chengdu, No. 82 Qinglong Road, Qingyang District, Chengdu, 610031, Sichuan, China
| | - Yun-Song Liu
- Radiology Department, The Third People's Hospital of Chengdu, No. 82 Qinglong Road, Qingyang District, Chengdu, 610031, Sichuan, China
| | - Xin-Wen Cao
- Radiology Department, The Third People's Hospital of Chengdu, No. 82 Qinglong Road, Qingyang District, Chengdu, 610031, Sichuan, China
| | - Chuan Liu
- Department of Radiology, Key Laboratory of Birth Defects and Related Diseases of Women and Children of Ministry of Education, West China Second University Hospital, Sichuan University, No. 20 Renmin South Road, Wuhou District, Chengdu, 610044, Sichuan, China.
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Ramli, Aramaki T, Watanabe M, Kondo S. Piezo1 mutant zebrafish as a model of idiopathic scoliosis. Front Genet 2024; 14:1321379. [PMID: 38259612 PMCID: PMC10801085 DOI: 10.3389/fgene.2023.1321379] [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: 10/14/2023] [Accepted: 12/20/2023] [Indexed: 01/24/2024] Open
Abstract
Scoliosis is a condition where the spine curves sideways, unique to humans due to their upright posture. However, the cause of this disease is not well understood because it is challenging to find a model for experimentation. This study aimed to create a model for human idiopathic scoliosis by manipulating the function of mechanosensitive channels called Piezo channels in zebrafish. Zebrafish were chosen because they experience similar biomechanical forces to humans, particularly in relation to the role of mechanical force in scoliosis progression. Here we describe piezo1 and piezo2a are involved in bone formation, with a double knockout resulting in congenital systemic malformations. However, an in-frame mutation of piezo1 led to fully penetrant juvenile-onset scoliosis, bone asymmetry, reduced tissue mineral density, and abnormal intervertebral discs-resembling non-congenital scoliosis symptoms in humans. These findings suggest that functional Piezo channels responding to mechanical forces are crucial for bone formation and maintaining spine integrity, providing insights into skeletal disorders.
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Affiliation(s)
- Ramli
- Laboratory of Pattern Formation, Graduate School of Frontier Biosciences, Osaka University, Suita, Japan
| | - Toshihiro Aramaki
- Laboratory of Pattern Formation, Graduate School of Frontier Biosciences, Osaka University, Suita, Japan
- Japan Science and Technology Agency, PRESTO, Tokyo, Japan
| | - Masakatsu Watanabe
- Laboratory of Pattern Formation, Graduate School of Frontier Biosciences, Osaka University, Suita, Japan
| | - Shigeru Kondo
- Laboratory of Pattern Formation, Graduate School of Frontier Biosciences, Osaka University, Suita, Japan
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