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Rodrigues SSS, Silva ACE, Rios M, Grilo M, Ribeiro A. Pediatric Organ Donation: 16-Year Experience of PICU/ICU of a Third Level Hospital in Portugal, 2006-2021. Pediatr Transplant 2024; 28:e14850. [PMID: 39225131 DOI: 10.1111/petr.14850] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/13/2023] [Revised: 07/01/2024] [Accepted: 08/16/2024] [Indexed: 09/04/2024]
Abstract
Although pediatric organ donation represents a small proportion of overall organ donation, children and adolescents make a significant contribution to the pool of donated organs. In this study 252 solid organs were collected from children and adolescent. Two hundred and two recipients benefited from 62 pediatric organ donors, with a recipient/donor ratio of 3.3.
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Affiliation(s)
- Sara Sofia S Rodrigues
- Pediatric Department, Centro Hospitalar Entre Douro e Vouga, Santa Maria da Feira, Portugal
| | - André Costa E Silva
- Pediatric Department, Unidade Local de Saúde Do Alto Minho, Viana do Castelo, Portugal
| | - Margarida Rios
- Intensive Care Unit, Centro Hospitalar Universitário de São João, Porto, Portugal
| | - Marta Grilo
- Pediatric Intensive Care Unit, Pediatric Department, Centro Hospitalar Universitário de São João, Porto, Portugal
- Faculty of Medicine, University of Porto, Porto, Portugal
| | - Augusto Ribeiro
- Pediatric Intensive Care Unit, Pediatric Department, Centro Hospitalar Universitário de São João, Porto, Portugal
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2
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Su D, Gao H, He M, Hao H, Liao H, Zheng S. The alpha2-adrenoceptor agonist clonidine protects against hypoxic-ischemic brain damage in neonatal mice through the Nrf2/NF-κB signaling pathway. Immunol Lett 2024:106928. [PMID: 39299652 DOI: 10.1016/j.imlet.2024.106928] [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: 08/01/2024] [Revised: 09/05/2024] [Accepted: 09/14/2024] [Indexed: 09/22/2024]
Abstract
Neonatal hypoxic-ischemic brain damage (HIBD) is a severe condition closely associated with neuroinflammation and oxidative stress. Clonidine, a selective α2-adrenergic receptor agonist, is known for its anti-inflammatory and antioxidant properties. Despite these recognized therapeutic benefits, the exact mechanisms by which clonidine exerts its effects in the context of HIBD are not fully understood. This study was designed to thoroughly investigate the impact of clonidine on HIBD-induced neuronal injury and to clarify its underlying mechanism of action. We employed a neonatal mouse model of HIBD to meticulously assess the effects of clonidine on neuronal injury, apoptosis, inflammation, and oxidative stress markers. In addition, we conducted extensive in vitro studies to evaluate the neuroprotective effects of clonidine on primary hippocampal neuronal cells, utilizing advanced techniques such as the Cell Counting Kit-8 (CCK-8), flow cytometry, enzyme-linked immunosorbent assay (ELISA), immunofluorescence assay, and western blotting. Furthermore, we explored the regulatory effects of clonidine on the nuclear factor erythroid 2-related factor (Nrf2)/nuclear factor-κB (NF-κB) signaling pathway through a combination of in vivo and in vitro experiments. The results showed that clonidine significantly reduced cerebral infarction, neuronal damage, and apoptosis in HIBD mice. It also alleviated neuroinflammation and oxidative stress, improved cell viability, and reduced neuronal injury following oxygen-glucose deprivation/reoxygenation (OGD/R). The neuroprotective effects of clonidine were linked to the activation of the Nrf2/heme oxygenase-1 (HO-1) pathway and the inhibition of the NF-κB pathway. Overall, clonidine exhibited neuroprotective properties in HIBD by reducing neuroinflammation and oxidative stress, likely through the modulation of the Nrf2/NF-κB signaling pathway.
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Affiliation(s)
- Daojing Su
- Department of Orthopedic Rehabilitation, Taihe Hospital, Hubei University of Medicine, Shiyan 442000, Hubei Province, China
| | - Huan Gao
- Department of Sleep and Psychosomatic Medicine Center, Taihe Hospital, Hubei University of Medicine, Shiyan 442000, Hubei Province, China.
| | - Min He
- Department of Gynecology, Taihe Hospital, Hubei University of Medicine, Shiyan 442000, Hubei Province, China
| | - Hu Hao
- Department of Gastroenterology, Taihe Hospital, Hubei University of Medicine, Shiyan 442000, Hubei Province, China
| | - Heng Liao
- Department of Sleep and Psychosomatic Medicine Center, Taihe Hospital, Hubei University of Medicine, Shiyan 442000, Hubei Province, China
| | - Su Zheng
- Second Department of Orthopedic Rehabilitation, Taihe Hospital, Hubei University of Medicine, Shiyan 442000, Hubei Province, China
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Liesse KM, Malladi L, Dinh TC, Wesp BM, Kam BN, Turturice BA, Pyke-Grimm KA, Char DS, Hollander SA. Trajectories in Intensity of Medical Interventions at the End of Life: Clustering Analysis in a Pediatric, Single-Center Retrospective Cohort, 2013-2021. Pediatr Crit Care Med 2024:00130478-990000000-00365. [PMID: 39023327 DOI: 10.1097/pcc.0000000000003579] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 07/20/2024]
Abstract
OBJECTIVE Pediatric deaths often occur within hospitals and involve balancing aggressive treatment with minimization of suffering. This study first investigated associations between clinical/demographic features and the level of intensity of various therapies these patients undergo at the end of life (EOL). Second, the work used these data to develop a new, broader spectrum for classifying pediatric EOL trajectories. DESIGN Retrospective, single-center study, 2013-2021. SETTING Four hundred sixty-one bed tertiary, stand-alone children's hospital with 112 ICU beds. PATIENTS Patients of age 0-26 years old at the time of death. INTERVENTIONS None. MEASUREMENTS AND MAIN RESULTS Of 1111 included patients, 85.7% died in-hospital. Patients who died outside the hospital were older. Among the 952 in-hospital deaths, most occurred in ICUs (89.5%). Clustering analysis was used to distinguish EOL trajectories based on the presence of intensive therapies and/or an active resuscitation attempt at the EOL. We identified five simplified categories: 1) death during active resuscitation, 2) controlled withdrawal of life-sustaining technology, 3) natural progression to death despite maximal therapy, 4) discontinuation of nonsustaining therapies, and 5) withholding/noninitiation of future therapies. Patients with recent surgical procedures, a history of organ transplantation, or admission to the Cardiovascular ICU had more intense therapies at EOL than those who received palliative care consultations, had known genetic conditions, or were of older age. CONCLUSIONS In this retrospective study of pediatric EOL trajectories based on the intensity of technology and/or resuscitation discontinued at the EOL, we have identified associations between these trajectories and patient characteristics. Further research is needed to investigate the impact of these trajectories on families, patients, and healthcare providers.
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Affiliation(s)
- Kelly M Liesse
- Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
- Division of Cardiology, Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
| | - Lakshmee Malladi
- Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
| | - Tu C Dinh
- Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
| | - Brendan M Wesp
- Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
| | - Brittni N Kam
- Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
| | | | - Kimberly A Pyke-Grimm
- Division of Hematology/Oncology, Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
| | - Danton S Char
- Division of Pediatric Anesthesia, Department of Anesthesiology, Stanford University School of Medicine, Palo Alto, CA
| | - Seth A Hollander
- Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
- Division of Cardiology, Department of Pediatrics, Stanford University School of Medicine, Palo Alto, CA
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4
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Flaherty BF, Smith M, Dziorny A, Srivastava R, Cook LJ, Keenan HT. Probabilistic Linkage Creates a Novel Database to Study Bronchiolitis Care in the PICU. Hosp Pediatr 2024; 14:e150-e155. [PMID: 38321928 PMCID: PMC10896740 DOI: 10.1542/hpeds.2023-007397] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2024]
Abstract
OBJECTIVES Lack of a comprehensive database containing diagnosis, patient and clinical characteristics, diagnostics, treatments, and outcomes limits needed comparative effectiveness research (CER) to improve care in the PICU. Combined, the Pediatric Hospital Information System (PHIS) and Virtual Pediatric Systems (VPS) databases contain the needed data for CER, but limits on the use of patient identifiers have thus far prevented linkage of these databases with traditional linkage methods. Focusing on the subgroup of patients with bronchiolitis, we aim to show that probabilistic linkage methods accurately link data from PHIS and VPS without the need for patient identifiers to create the database needed for CER. METHODS We used probabilistic linkage to link PHIS and VPS records for patients admitted to a tertiary children's hospital between July 1, 2017 to June 30, 2019. We calculated the percentage of matched records, rate of false-positive matches, and compared demographics between matched and unmatched subjects with bronchiolitis. RESULTS We linked 839 of 920 (91%) records with 4 (0.5%) false-positive matches. We found no differences in age (P = .76), presence of comorbidities (P = .16), admission illness severity (P = .44), intubation rate (P = .41), or PICU stay length (P = .36) between linked and unlinked subjects. CONCLUSIONS Probabilistic linkage creates an accurate and representative combined VPS-PHIS database of patients with bronchiolitis. Our methods are scalable to join data from the 38 hospitals that jointly contribute to PHIS and VPS, creating a national database of diagnostics, treatment, outcome, and patient and clinical data to enable CER for bronchiolitis and other conditions cared for in the PICU.
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Affiliation(s)
| | | | - Adam Dziorny
- Division of Critical Care, Department of Pediatrics, University of Rochester, Rochester, New York
| | - Rajendu Srivastava
- Hospital Medicine, Department of Pediatrics, Utah University of Utah, Salt Lake City, Utah
- Intermountain Healthcare, Healthcare Delivery Institute, Salt Lake City, Utah
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Ekici B, Ersayoğlu İ, Yazıcı Özkaya P, Cebeci K, Koç G, Eda Turanlı E. Impact of Decompressive Craniectomy on Diagnosing Brain Death in Children. Turk Arch Pediatr 2024; 59:93-97. [PMID: 38454266 PMCID: PMC10837520 DOI: 10.5152/turkarchpediatr.2024.23136] [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: 06/21/2023] [Accepted: 10/28/2023] [Indexed: 03/09/2024]
Abstract
OBJECTIVE In this study, we aimed to evaluate the effects of decompressive craniectomy (DC) on the brain death (BD) determination process in the pediatric intensive care unit (PICU). MATERIALS AND METHODS All children who were diagnosed with BD in the PICU between 2009 and 2020 were included in this study. Patient demographics, causative mechanisms, BD examinations, and ancillary tests used were recorded. The time intervals (from PICU admission to first BD examination, from first BD examination to BD diagnosis) and number of BD examinations were compared between patients with and without DC. RESULTS During the study period, 70 pediatric cases were diagnosed with BD among 513 total deaths (13.6%). Their median age was 54.5 months [interquartile range (IQR): 24-140]. Transcranial Doppler ultrasound (TCD) was performed in 66 patients (94.3%). The most common combination of ancillary tests was the apnea test and TCD combination, which was performed in 56 patients (80%). Thirty-four children (48.6%) experienced immediate surgery for DC. Patients with DC had a higher median number of BD examinations than patients without DC [3 (IQR: 2-3) vs. 2 (IQR: 1-2), P < .001]. The patients with DC had a longer time interval between the first examination and declaration of BD than patients without DC [45.5 hours (IQR: 21.7-91.7) versus 15 hours (IQR: 2-31.2), P < .006]. CONCLUSION Decompressive craniectomy may complicate BD determination and cause challenges for brain death diagnosis based on cerebral flow imaging techniques. The lack of specific recommendations for this patient group in the guidelines causes a delayed diagnosis of BD. Cite this article as: Ekici B, Ersayoğlu İ, Yazıcı Özkaya P, Cebeci K, Koç G, Turanlı EE. Impact of decompressive craniectomy on diagnosing brain death in children. Turk Arch Pediatr. 2024;59(1):93-97.
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Affiliation(s)
- Betül Ekici
- Department of Pediatrics, Ege University School of Medicine, İzmir, Turkey
| | - İrem Ersayoğlu
- Division of Pediatric Intensive Care, Department of Pediatrics, Ege University School of Medicine, İzmir, Turkey
| | - Pınar Yazıcı Özkaya
- Division of Pediatric Intensive Care, Department of Pediatrics, Ege University School of Medicine, İzmir, Turkey
| | - Kübra Cebeci
- Division of Pediatric Intensive Care, Department of Pediatrics, Ege University School of Medicine, İzmir, Turkey
| | - Gülizar Koç
- Division of Pediatric Intensive Care, Department of Pediatrics, Ege University School of Medicine, İzmir, Turkey
| | - Eşe Eda Turanlı
- Division of Pediatric Intensive Care, Department of Pediatrics, Ege University School of Medicine, İzmir, Turkey
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6
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Greer DM, Kirschen MP, Lewis A, Gronseth GS, Rae-Grant A, Ashwal S, Babu MA, Bauer DF, Billinghurst L, Corey A, Partap S, Rubin MA, Shutter L, Takahashi C, Tasker RC, Varelas PN, Wijdicks E, Bennett A, Wessels SR, Halperin JJ. Pediatric and Adult Brain Death/Death by Neurologic Criteria Consensus Guideline. Neurology 2023; 101:1112-1132. [PMID: 37821233 PMCID: PMC10791061 DOI: 10.1212/wnl.0000000000207740] [Citation(s) in RCA: 45] [Impact Index Per Article: 45.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2023] [Accepted: 06/28/2023] [Indexed: 10/13/2023] Open
Abstract
BACKGROUND AND OBJECTIVES The purpose of this guideline is to update the 2010 American Academy of Neurology (AAN) brain death/death by neurologic criteria (BD/DNC) guideline for adults and the 2011 American Academy of Pediatrics, Child Neurology Society, and Society of Critical Care Medicine guideline for infants and children and to clarify the BD/DNC determination process by integrating guidance for adults and children into a single guideline. Updates in this guideline include guidance related to conducting the BD/DNC evaluation in the context of extracorporeal membrane oxygenation, targeted temperature management, and primary infratentorial injury. METHODS A panel of experts from multiple medical societies developed BD/DNC recommendations. Because of the lack of high-quality evidence on the subject, a novel, evidence-informed formal consensus process was used. This process relied on the panel experts' review and detailed knowledge of the literature surrounding BD/DNC to guide the development of preliminary recommendations. Recommendations were formulated and voted on, using a modified Delphi process, according to the 2017 AAN Clinical Practice Guideline Process Manual. MAJOR RECOMMENDATIONS Eighty-five recommendations were developed on the following: (1) general principles for the BD/DNC evaluation, (2) qualifications to perform BD/DNC evaluations, (3) prerequisites for BD/DNC determination, (4) components of the BD/DNC neurologic examination, (5) apnea testing as part of the BD/DNC evaluation, (6) ancillary testing as part of the BD/DNC evaluation, and (7) special considerations for BD/DNC determination.
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Affiliation(s)
- David M Greer
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Matthew P Kirschen
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Ariane Lewis
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Gary S Gronseth
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Alexander Rae-Grant
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Stephen Ashwal
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Maya A Babu
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - David F Bauer
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Lori Billinghurst
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Amanda Corey
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Sonia Partap
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Michael A Rubin
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Lori Shutter
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Courtney Takahashi
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Robert C Tasker
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Panayiotis Nicolaou Varelas
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Eelco Wijdicks
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Amy Bennett
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - Scott R Wessels
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
| | - John J Halperin
- From the Department of Neurology (D.M.G., C.T.), Boston University Chobanian & Avedisian School of Medicine and Boston Medical Center, MA; Departments of Anesthesiology and Critical Care Medicine, Neurology, and Pediatrics (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania; Departments of Neurology and Neurosurgery (A.L.), NYU Langone Medical Center, New York City; Department of Neurology (G.S.G.), University of Kansas Medical Center, Kansas City; Department of Neurology (A.R.-G.), Cleveland Clinic Lerner College of Medicine of the Case Western Reserve University, OH; Departments of Pediatrics and Neurology (S.A.), Loma Linda University School of Medicine, CA; Surgical Affiliates Management Group (M.A.B.), Grand Forks, ND; Department of Neurosurgery (D.F.B.), Baylor College of Medicine, Texas Children's Hospital, Houston; Department of Neurology (L.B.), University of Pennsylvania, Philadelphia; Atlanta VA Medical Center and Department of Radiology and Imaging Science (A.C.), Emory University, GA; Departments of Neurology and Pediatrics (S.P.), Stanford University, Palo Alto, CA; Department of Neurology (M.A.R.), University of Texas Southwestern Medical Center, Dallas; Departments of Critical Care Medicine, Neurology, and Neurosurgery (L.S.), University of Pittsburgh, PA; Department of Anesthesia (R.C.T.), Boston Children's Hospital, MA; Department of Neurology (P.N.V.), Albany Medical College, NY; Department of Neurology (E.W.), Mayo Clinic, Rochester, MN; American Academy of Neurology (A.B., S.R.W.), Minneapolis, MN; and Department of Neurosciences (J.J.H.), Overlook Medical Center, Summit, NJ
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Kazzaz YM, Maghrabi F, Alkhathaami RA, Alghannam RF, Alonazi NM, Alrubaiaan AA, Alkadeeb NA, Antar M, Babakr R. Paediatric organ donation following neurological determinants of death in intensive care units in Saudi Arabia: a retrospective cross-sectional study. BMJ Open 2023; 13:e072073. [PMID: 37586859 PMCID: PMC10432649 DOI: 10.1136/bmjopen-2023-072073] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/19/2023] [Accepted: 08/03/2023] [Indexed: 08/18/2023] Open
Abstract
OBJECTIVES The aim of this retrospective cross-sectional study was to assess the performance of paediatric organ donation in intensive care units following neurological determinants of death in Saudi Arabia. DESIGN Retrospective cross-sectional study. SETTING Paediatric intensive care units at three tertiary centres over 5 years. PARTICIPANTS 423 paediatric deaths (<14 years) from January 2017 to December 2021. PRIMARY OUTCOME Patients were identified as either possible, potential, eligible, approached, consented or actual donors based on organ donation definitions from the WHO, Transplantation Society and UK potential donor audit. SECONDARY OUTCOME Secondary outcome was causative mechanisms of brain injury in possible donors. Demographics of the study cohort (age, sex, hospital length of stay (LOS), paediatric intensive care unit LOS, pre-existing comorbidities, admission type and diagnosis category) were compared between possible and non-possible donors. Demographics were also compared between patients who underwent neurological determination of death and patients who did not. RESULTS Among the 423 paediatric deaths, 125 (29.6%) were identified as possible donors by neurological criteria (devastating brain insult with likelihood of brain death, Glasgow Coma Score of 3 and ≥2 absent brainstem reflexes). Of them, 41 (32.8%) patients were identified as potential donors (neurological determination of death examinations initiated by the treating team), while only two became actual donors. The eligible death conversion rate was 6.9%. The reporting rate to organ procurement organisation was 70.7% with a consent rate of 8.3%. The most common causes of brain insult causing death were cardiac arrest (44 of 125 patients, 35.2%), followed by traumatic brain injury and drowning (31 of 125 patients, 24.8%), and intracranial bleeding (13 of 125 patients, 11.4%). CONCLUSION Major contributors to low actual donation rate were consent, donor identification and donor referral.
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Affiliation(s)
- Yasser Mohammed Kazzaz
- Department of Pediatrics, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia
- King Abdullah International Medical Research Center, Riyadh, Saudi Arabia
- College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia
| | - Fidaa Maghrabi
- Department of Pediatrics, Faculty of Medicine, King Abdulaziz University, Jeddah, Saudi Arabia
| | - Raghad Ali Alkhathaami
- College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia
| | - Rahaf Fahad Alghannam
- College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia
| | - Nora Mohammad Alonazi
- College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia
| | | | - Nayla Anwar Alkadeeb
- College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia
| | - Mohannad Antar
- Department of Pediatrics, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia
| | - Razan Babakr
- Department of Pediatrics, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia
- College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Jeddah, Saudi Arabia
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Paquette ED, Ross LF, Chavez J, Frader JE. Refusals of the Determination of Death by Neurologic Criteria: A Mixed Methods Study of Physician Perspectives on Refusals Cases. Pediatr Crit Care Med 2023; 24:628-635. [PMID: 37125806 PMCID: PMC10440233 DOI: 10.1097/pcc.0000000000003246] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 05/02/2023]
Abstract
OBJECTIVES Refusals to allow examination for determination of death by neurologic criteria (DNC) challenge pediatric physicians and create distress for medical teams and families of patients suspected to meet criteria for DNC. The objective of this study was to inquire about and assess experiences with such refusals from the perspective of physicians. DESIGN We conducted a mixed-methods survey and interview-based study to understand physicians' experiences with refusals. SETTING An online survey was sent to pediatric intensivists and neurologists; phone interviews were conducted in a subset. PATIENTS/PARTICIPANTS The study included 80 physician survey respondents and 12 interview physician respondents. INTERVENTIONS None. MEASUREMENTS AND MAIN RESULTS Refusals occur for many reasons regarding patients with both acute and progressive brain injury. The most common reasons were consistent in surveys and interviews and include "waiting on a miracle," not wanting to give up, religious objections and disbelief in brain death. Time was an important mediator in many cases. Physicians described several approaches to managing refusals, highlighting the impact on medical teams, distraction from other patients, and need for resources to support physicians. CONCLUSIONS Refusals may have important sociodemographic associations that should be considered in managing complex cases. Physicians seek more guidance in law and policies to manage refusals.
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Affiliation(s)
- Erin D Paquette
- Division of Critical Care, Department of Pediatrics, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, IL
- Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, IL
- Northwestern University Pritzker School of Law, by courtesy, Chicago, IL
- Department of Pediatrics, University of Chicago Pritzker School of Medicine, Chicago, IL
- University of Chicago MacLean Center for Clinical Medical Ethics, Chicago, IL
- Division of Palliative Care, Department of Pediatrics, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, IL
| | - Lainie F Ross
- Department of Pediatrics, University of Chicago Pritzker School of Medicine, Chicago, IL
- University of Chicago MacLean Center for Clinical Medical Ethics, Chicago, IL
| | - Jairo Chavez
- Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, IL
| | - Joel E Frader
- Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, IL
- Division of Palliative Care, Department of Pediatrics, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, IL
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LaRovere KL, Luchette M, Akhondi-Asl A, DeSouza BJ, Tasker RC, Mehta NM, Geva A. Heart Rate Change as a Potential Digital Biomarker of Brain Death in Critically Ill Children With Acute Catastrophic Brain Injury. Crit Care Explor 2023; 5:e0908. [PMID: 37151893 PMCID: PMC10158912 DOI: 10.1097/cce.0000000000000908] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/09/2023] Open
Abstract
Bedside measurement of heart rate (HR) change (HRC) may provide an objective physiologic marker for when brain death (BD) may have occurred, and BD testing is indicated in children. OBJECTIVES To determine whether HRC, calculated using numeric HR measurements sampled every 5 seconds, can identify patients with BD among patients with catastrophic brain injury (CBI). DESIGN SETTING AND PARTICIPANTS Single-center, retrospective study (2008-2020) of critically ill children with acute CBI. Patients with CBI had a neurocritical care consultation, were admitted to an ICU, had acute neurologic injury on presentation or during hospitalization based on clinical and/or imaging findings, and died or survived with Glasgow Coma Scale (GCS) less than 13 at hospital discharge. Patients meeting BD criteria (BD group) were compared with those with cardiopulmonary death (CD group) or those who survived to discharge. MAIN OUTCOMES AND MEASURES HRC was calculated as the interquartile range of HR divided by median HR using 5-minute windows with 50% overlap for up to 5 days before death or end of recording. HRC was compared among the BD, CD, and survivor groups. RESULTS Of 96 patients with CBI (69% male, median age 4 years), 28 died (8 BD, 20 CD) and 20 survived (median GCS 9 at discharge). Within 24 hours before death, HRC was lower in BD compared with CD patients or survivors (0.01 vs 0.03 vs 0.04, p = 0.001). In BD patients, HRC decreased at least 1 day before death. HRC discriminated BD from CD patients and survivors with 90% sensitivity, 70% specificity, 44% positive predictive value, 96% negative predictive value (area under the receiver operating characteristic curve 0.88, 95% CI, 0.80-0.93). CONCLUSIONS AND RELEVANCE HRC is a novel digital biomarker that, with further validation, may be useful as a classifier for BD in the overall course of patients with CBI.
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Affiliation(s)
- Kerri L LaRovere
- Department of Neurology, Boston Children's Hospital and Harvard Medical School, Boston, MA
- Department of Anesthesiology, Critical Care and Pain Medicine, Perioperative and Critical Care Center for Outcomes Research and Evaluation (PC-CORE), Boston Children's Hospital, Boston, MA
| | - Matthew Luchette
- Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital and Department of Anesthesia, Harvard Medical School, Boston, MA
- Department of Anesthesiology, Critical Care and Pain Medicine, Perioperative and Critical Care Center for Outcomes Research and Evaluation (PC-CORE), Boston Children's Hospital, Boston, MA
| | - Alireza Akhondi-Asl
- Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital and Department of Anesthesia, Harvard Medical School, Boston, MA
- Department of Anesthesiology, Critical Care and Pain Medicine, Perioperative and Critical Care Center for Outcomes Research and Evaluation (PC-CORE), Boston Children's Hospital, Boston, MA
| | - Bradley J DeSouza
- Department of Critical Care Medicine, Children's Hospital Los Angeles and Keck School of Medicine, University of Southern California, Los Angeles, CA
| | - Robert C Tasker
- Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital and Department of Anesthesia, Harvard Medical School, Boston, MA
| | - Nilesh M Mehta
- Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital and Department of Anesthesia, Harvard Medical School, Boston, MA
- Department of Anesthesiology, Critical Care and Pain Medicine, Perioperative and Critical Care Center for Outcomes Research and Evaluation (PC-CORE), Boston Children's Hospital, Boston, MA
| | - Alon Geva
- Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital and Department of Anesthesia, Harvard Medical School, Boston, MA
- Department of Anesthesiology, Critical Care and Pain Medicine, Perioperative and Critical Care Center for Outcomes Research and Evaluation (PC-CORE), Boston Children's Hospital, Boston, MA
- Computational Health Informatics Program, Boston Children's Hospital, Boston, MA
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10
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Nickerson TE, Lovett ME, O'Brien NF. Organ Dysfunction Among Children Meeting Brain Death Criteria: Implications for Organ Donation. Pediatr Crit Care Med 2023; 24:e156-e161. [PMID: 36472423 DOI: 10.1097/pcc.0000000000003124] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
OBJECTIVES Over 70% of pediatric organ donors are declared deceased by brain death (BD) criteria. Patients with these devastating neurologic injuries often have accompanying multiple organ dysfunction. This study was performed to characterize organ dysfunction in children who met BD criteria and were able to donate their organs compared with those deemed medically ineligible. DESIGN Retrospective cohort study. SETTING PICU at a quaternary care children's hospital. PATIENTS Patients with International Classification of Diseases , 9th Edition codes corresponding to BD between 2012 and 2018 were included. MEASUREMENTS AND MAIN RESULTS Demographics, comorbidities, Pediatric Risk of Mortality (PRISM)-III, and injury mechanisms were derived from the medical record. Organ dysfunction was quantified by evaluating peak daily organ-specific variables. Fifty-eight patients, from newborn to 22 years old, were included with a median PRISM-III of 34 (interquartile range [IQR], 26-36), and all met criteria for multiple organ dysfunction syndrome (MODS). Thirty-four of 58 BD children (59%) donated at least one organ. Of the donors (not mutually exclusive proportions), 10 of 34 donated lungs, with a peak oxygenation index of 11 (IQR, 8-23); 24 of 34 donated their heart (with peak Vasoactive Inotrope Score 23 [IQR, 18-33]); 31 of 34 donated kidneys, of whom 16 of 31 (52%) had evidence of acute kidney injury; and 28 of 34 patients donated their liver, with peak alanine transferase (ALT) of 104 U/L (IQR, 44-268 U/L) and aspartate aminotransferase (AST) of 165 U/L (IQR, 94-434 U/L). Organ dysfunction was similar between heart and lung donors and respective medically ineligible nondonors. Those deemed medically ineligible to donate their liver had higher peak ALT 1,518 U/L (IQR, 986-1,748 U/L) ( p = 0.01) and AST 2,200 U/L (IQR, 1,453-2,405 U/L) ( p = 0.01) compared with liver donors. CONCLUSIONS In our single-center experience, all children with BD had MODS, yet more than one-half were still able to donate organs. Future research should further evaluate transplant outcomes of dysfunctional organs prior to standardizing donation eligibility criteria.
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Affiliation(s)
- Taylor E Nickerson
- Division of Critical Care Medicine, Department of Pediatrics, Cohen Children's Medical Center at Northwell, Zucker School of Medicine at Hofstra, New Hyde Park, NY
| | - Marlina E Lovett
- Division of Critical Care Medicine, Department of Pediatrics, Nationwide Children's Hospital, The Ohio State University, Columbus, OH
| | - Nicole F O'Brien
- Division of Critical Care Medicine, Department of Pediatrics, Nationwide Children's Hospital, The Ohio State University, Columbus, OH
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11
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Avoid Making Assumptions About When Organ Donation Is Possible. Pediatr Crit Care Med 2023; 24:262-264. [PMID: 36862445 DOI: 10.1097/pcc.0000000000003145] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 03/03/2023]
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12
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Leland B, Wocial L. Exploring Ethical Dimensions of Physician Involvement in Requests for Organ Donation in Pediatric Brain Death. Semin Pediatr Neurol 2022; 45:101031. [PMID: 37003625 DOI: 10.1016/j.spen.2022.101031] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/17/2022] [Revised: 12/16/2022] [Accepted: 12/18/2022] [Indexed: 12/25/2022]
Abstract
Pediatric organ transplantation remains a life-saving therapy, with donated organs being absolutely scarce resources. Efforts to both increase pediatric organ donation authorization by families of children declared dead by neurologic criteria and mitigate perception of conflicts of interest have resulted in frequent exclusion of physicians from this process. This article provides of focused review of pediatric organ donation in the setting of brain death, explores the breadth of consequences of physician exclusion in donation authorization requests, and provides an ethical framework defending physician involvement in the organ donation process for this patient population.
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Ekinci F, Yıldızdaş D, Horoz ÖÖ, İncecik F. Evaluation of Pediatric Brain Death and Organ Donation: 10-Year Experience in a Pediatric Intensive Care Unit in Turkey. Turk Arch Pediatr 2022; 56:638-645. [PMID: 35110065 PMCID: PMC8849511 DOI: 10.5152/turkarchpediatr.2021.21130] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
OBJECTIVE We aimed to investigate the rate of brain death (BD) determinations and organ donations (OD) in our tertiary pediatric intensive care unit (PICU), and to report the data on the demographic pattern and supplementary descriptive data on BD declarations. METHODS The study was designed as a retrospective, single-center, descriptive cohort study. We evaluated all children who were determined to meet the criteria for BD in our tertiary PICU between January 2011 and December 2020. RESULTS During study period, BD was identified in 24 patients among 225 total deaths (10.7%). Their median age was 85 months (8-214) and the male-to-female ratio was 1 : 1. The most common diagnosis was meningoencephalitis in 25%, followed by traumatic intracranial hemorrhage (16.7%). The median time from admission to PICU until BD diagnosis was 6.5 days. The time from the first BD physical examination to the declaration of BD was 27.5 hours. There was no statistically important difference between donors and non-donors. The apnea test (AT) was the most performed ancillary method (100%), followed by electroencephalogram (EEG) (66.7%), and magnetic resonance angiography or computed tomography angiography (MRA/ CTA) (54.2%). Hyperglycemia developed in 79.2% of the cases, and 70.8% developed diabetes insipidus (DI). Five patients (20.8%) were organ donors in study group. In the study, 13 solid organ and 4 tissue transplantations were performed after OD. CONCLUSION Awareness of the incidence and etiology may contribute to the timely diagnosis and declaration of brain death, and with the help of good donor care, may help in increasing OD rates in the pediatric population.
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Affiliation(s)
- Faruk Ekinci
- Department of Pediatric Intensive Care, Çukurova University School of Medicine, Adana, Turkey
| | - Dinçer Yıldızdaş
- Department of Pediatric Intensive Care, Çukurova University School of Medicine, Adana, Turkey
| | - Özden Özgür Horoz
- Department of Pediatric Intensive Care, Çukurova University School of Medicine, Adana, Turkey
| | - Faruk İncecik
- Department of Pediatric Neurology, Çukurova University School of Medicine, Adana, Turkey
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14
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Yang Z, Qiu G, Li X, Li S, Yu C, Qin Y. Proteomic analysis of serum proteins in children with brain death. Transl Pediatr 2022; 11:58-72. [PMID: 35242652 PMCID: PMC8825943 DOI: 10.21037/tp-21-559] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/19/2021] [Accepted: 01/07/2022] [Indexed: 11/06/2022] Open
Abstract
BACKGROUND Brain death (BD) is a catastrophic physiological outcome that can occur in individuals with terminal illness and can adversely affect the graft quality after donation of their organs. As BD has no specific symptoms, it can be difficult to diagnose in a timely manner. The present study was designed to investigate the serum protein expression profiles of children affected by BD in an effort to define diagnostic biomarkers for this condition. METHODS Blood samples were collected from 8 patients with BD and 8 healthy controls during the same time period. Tandem mass tags and mass spectrometry were used to conduct a proteomic analysis of serum extracted from the samples. The potential regulatory roles of the top 5 upregulated and downregulated proteins identified through the analysis were then explored using bioinformatics analyses and a review of the related literature. RESULTS The top 5 upregulated proteins in the serum samples from patients with BD were lipopolysaccharide-binding protein (LBP), α1-acid glycoprotein (α1-AGP), α1-antichymotrypsin (α1-ACT), leucine-rich α1-glycoprotein (LRG1), and lactate dehydrogenase B heavy chain (LDHB), and the 5 most downregulated proteins in these samples were actin-binding protein 2 (transgelin-2), platelet basic protein (PBP), tropomyosin α4 chain (TPM4), tropomyosin α3 chain (TPM3), and peptidase inhibitor 16 (PI16). Literature searches indicated that several of the identified proteins influence the pathogeneses of various diseases, with LBP, α1-AGP, α1-ACT, LRG1, transgelin-2, and PBP all being related to inflammatory activity. CONCLUSIONS Through a proteomics-based analysis, several differentially expressed proteins were identified in patients with BD relative to healthy controls. Most of these proteins are associated with inflammatory responses that have the potential to persist after the occurrence of BD. Further clinical work is needed to clarify the functional roles of the identified proteins.
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Affiliation(s)
- Zhiyong Yang
- Department of Pediatrics, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
| | - Guosheng Qiu
- Department of Pediatrics, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
| | - Xing Li
- Department of Pediatrics, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
| | - Sijie Li
- Department of Pediatrics, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
| | - Chaoming Yu
- Department of Pediatrics, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
| | - Yuanhan Qin
- Department of Pediatrics, The First Affiliated Hospital of Guangxi Medical University, Nanning, China
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15
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Sawyer KE, Kraft SA, Wightman AG, Clark JD. Pediatric Death by Neurologic Criteria: The Ever-Changing Landscape and the Expanding Role of Palliative Care Professionals. J Pain Symptom Manage 2021; 62:1079-1085. [PMID: 33984463 DOI: 10.1016/j.jpainsymman.2021.04.026] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/14/2020] [Revised: 04/24/2021] [Accepted: 04/26/2021] [Indexed: 11/18/2022]
Abstract
Pediatric palliative care providers are especially suited to support families and medical teams facing a potential diagnosis of brain death, or death by neurologic criteria (DNC), when a child suffers a devastating brain injury. To support pediatric palliative care providers' effectiveness in this role, this article elucidates the clinical determination of DNC and the evolution of the ethical and legal controversies surrounding DNC. Conceptual definitions of death used in the context of DNC have been and continue to be debated amongst academicians, and children's families often have their own concept of death. Increasingly, families have brought legal cases challenging the definition of death, arguing for a right to refuse examination to diagnose DNC, and/or voicing religious objections. We describe these conceptual definitions and legal challenges then explore some potential reasons why families may dispute a determination of DNC. We conclude that working with patients, families, and healthcare providers facing DNC carries inherent and unique challenges suited to intervention by interdisciplinary palliative care teams.
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Affiliation(s)
| | - Stephanie A Kraft
- University of Washington School of Medicine, Seattle Children's Research Institute Seattle, Washington, USA
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16
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Fainberg N, Mataya L, Kirschen M, Morrison W. Pediatric brain death certification: a narrative review. Transl Pediatr 2021; 10:2738-2748. [PMID: 34765497 PMCID: PMC8578760 DOI: 10.21037/tp-20-350] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/08/2020] [Accepted: 02/05/2021] [Indexed: 11/30/2022] Open
Abstract
In the five decades since its inception, brain death has become an accepted medical and legal concept throughout most of the world. There was initial reluctance to apply brain death criteria to children as they are believed more likely to regain neurologic function following injury. In spite of early trepidation, criteria for pediatric brain death certification were first proposed in 1987 by a multidisciplinary committee comprised of experts in the medical and legal communities. Protocols have since been developed to standardize brain death determination, but there remains substantial variability in practice throughout the world. In addition, brain death remains a topic of considerable ethical, philosophical, and legal controversy, and is often misrepresented in the media. In the present article, we discuss the history of brain death and the guidelines for its determination. We provide an overview of past and present challenges to its concept and diagnosis from biophilosophical, ethical and legal perspectives, and highlight differences between adult and pediatric brain death determination. We conclude by anticipating future directions for brain death as related to the emergence of new technologies. It is our position that providers should endorse the criteria for brain death diagnosis in children as proposed by the Society of Critical Care Medicine (SCCM), American Academy of Pediatrics (AAP), and Child Neurology Society (CNS), in order to prevent controversy and subjectivity surrounding what constitutes life versus death.
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Affiliation(s)
- Nina Fainberg
- Division of Pediatric Critical Care Medicine, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
| | - Leslie Mataya
- Division of Pediatric Critical Care Medicine, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
| | - Matthew Kirschen
- Division of Pediatric Critical Care Medicine, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
- Perelman School of Medicine at the University of Pennsylvania, Pennsylvania, USA
| | - Wynne Morrison
- Division of Pediatric Critical Care Medicine, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
- Perelman School of Medicine at the University of Pennsylvania, Pennsylvania, USA
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17
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Abstract
PURPOSE OF REVIEW This article describes the prerequisites for brain death/death by neurologic criteria (BD/DNC), clinical evaluation for BD/DNC (including apnea testing), use of ancillary testing, and challenges associated with BD/DNC determination in adult and pediatric patients. RECENT FINDINGS Although death determination should be consistent among physicians and across hospitals, states, and countries to ensure that someone who is declared dead in one place would not be considered alive elsewhere, variability exists in the prerequisites, clinical evaluation, apnea testing, and use of ancillary testing to evaluate for BD/DNC. Confusion also exists about performance of an evaluation for BD/DNC in challenging clinical scenarios, such as for a patient who is on extracorporeal membrane oxygenation or a patient who was treated with therapeutic hypothermia. This prompted the creation of the World Brain Death Project, which published an international consensus statement on BD/DNC that has been endorsed by five world federations and 27 medical societies from across the globe. SUMMARY The World Brain Death Project consensus statement is intended to provide guidance for professional societies and countries to revise or develop their own protocols on BD/DNC, taking into consideration local laws, culture, and resource availability; however, it does not replace local medical standards. To that end, pending publication of an updated guideline on determination of BD/DNC across the lifespan, the currently accepted medical standards for BD/DNC in the United States are the 2010 American Academy of Neurology standard for determination of BD/DNC in adults and the 2011 Society of Critical Care Medicine/American Academy of Pediatrics/Child Neurology Society standard for determination of BD/DNC in infants and children.
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18
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Francoeur C, Weiss MJ, MacDonald JM, Press C, Greer DM, Berg RA, Topjian AA, Morrison W, Kirschen MP. Variability in Pediatric Brain Death Determination Protocols in the United States. Neurology 2021; 97:e310-e319. [PMID: 34050004 DOI: 10.1212/wnl.0000000000012225] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2020] [Accepted: 04/14/2021] [Indexed: 01/04/2023] Open
Abstract
OBJECTIVE To determine the variability in pediatric death by neurologic criteria (DNC) protocols between US pediatric institutions and compared to the 2011 DNC guidelines. METHODS In this cross-sectional study of DNC protocols obtained from pediatric institutions in the United States via regional organ procurement organizations, protocols were evaluated across 5 domains: general DNC procedures, prerequisites, neurologic examination, apnea testing, and ancillary testing. Descriptive statistics compared protocols to each other and the 2011 guidelines. RESULTS A total of 130 protocols were analyzed with 118 dated after publication of the 2011 guidelines. Of those 118 protocols, identification of a mechanism of irreversible brain injury was required in 97%, while 67% required an observation period after acute brain injury before DNC evaluation. Most protocols required guideline-based prerequisites such as exclusion of hypotension (94%), hypothermia (97%), and metabolic derangements (92%). On neurologic examination, 91% required a lack of responsiveness, 93% no response to noxious stimuli, and 99% loss of brainstem reflexes. A total of 84% of protocols required the guideline-recommended 2 apnea tests. CO2 targets were consistent with guidelines in 64%. Contrary to guidelines, 15% required ancillary testing for all patients and 15% permitted ancillary studies that are not validated in pediatrics. CONCLUSION Variability exists between pediatric institutional DNC protocols in all domains of DNC determination, especially with respect to apnea and ancillary testing. Better alignment of DNC protocols with national guidelines may improve the consistency and accuracy of DNC determination.
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Affiliation(s)
- Conall Francoeur
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - Matthew J Weiss
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - Jennifer M MacDonald
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - Craig Press
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - David M Greer
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - Robert A Berg
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - Alexis A Topjian
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - Wynne Morrison
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania
| | - Matthew P Kirschen
- From Université Laval Research Center (C.F., M.J.W.), CHU de Québec Université Laval, Canada; Division of Pediatric Critical Care Medicine (J.M.M.), Nationwide Children's Hospital, The Ohio State University College of Medicine, Columbus; Department of Pediatrics (C.P.), Section of Neurology, University of Colorado, Denver; Department of Neurology (D.M.G.), Boston University, MA; and Departments of Anesthesiology and Critical Care Medicine (R.A.B., A.A.T., W.M., M.P.K.), Pediatrics (R.A.B., A.A.T., W.M., M.P.K.), and Neurology (M.P.K.), Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania.
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McCrory MC, Woodruff AG, Saha AK, Halvorson EE, Critcher BM, Holmes JH. Characteristics of Burn-Injured Children in 117 U.S. PICUs (2009-2017): A Retrospective Virtual Pediatric Systems Database Study. Pediatr Crit Care Med 2021; 22:616-628. [PMID: 33689253 DOI: 10.1097/pcc.0000000000002660] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
OBJECTIVES To describe characteristics and outcomes of children with burn injury treated in U.S. PICUs. DESIGN Retrospective study of admissions in the Virtual Pediatric Systems, LLC, database from 2009 to 2017. SETTING One hundred and seventeen PICUs in the United States. PATIENTS Patients less than 18 years old admitted with an active diagnosis of burn at admission. INTERVENTIONS None. MEASUREMENTS AND MAIN RESULTS A total of 2,056 patients were included. They were predominantly male (62.6%) and less than 6 years old (66.7%). Cutaneous burns were recorded in 92.1% of patients, mouth/pharynx burns in 5.8%, inhalation injury in 5.1%, and larynx/trachea/lung burns in 4.5%. Among those with an etiology recorded (n = 861), scald was most common (38.6%), particularly in children less than 2 years old (67.8%). Fire/flame burns were most common (46.6%) in children greater than or equal to 2 years. Multiple organ failure was present in 26.2% of patients. Most patients (89%) were at facilities without American Burn Association pediatric verification. PICU mortality occurred in 4.5% of patients. On multivariable analysis using Pediatric Index of Mortality 2, greater than or equal to 30% total body surface area burned was significantly associated with mortality (odds ratio, 5.40; 95% CI, 2.16-13.51; p = 0.0003). When Pediatric Risk of Mortality III was used, greater than or equal to 30% total body surface area burned (odds ratio, 5.45; 95% CI, 1.95-15.26; p = 0.001) and inhalation injury (odds ratio, 5.39; 95% CI, 1.58-18.42; p = 0.007) were significantly associated with mortality. Among 366 survivors (18.6%) with Pediatric Cerebral Performance Category or Pediatric Overall Performance Category data, 190 (51.9%) had a greater than or equal to 1 point increase in Pediatric Cerebral Performance Category or Pediatric Overall Performance Category disability category and 80 (21.9%) had a new designation of moderate or severe disability, or persistent vegetative state. CONCLUSIONS Burn-injured patients in U.S. PICUs have a substantial burden of organ failure, morbidity, and mortality. Coordination among specialized facilities may be particularly important in this population, especially for those with higher % total body surface area burned or inhalation injury.
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Affiliation(s)
- Michael C McCrory
- Department of Anesthesiology, Wake Forest School of Medicine, Winston-Salem, NC
- Department of Pediatrics, Wake Forest School of Medicine, Winston-Salem, NC
| | - Alan G Woodruff
- Department of Anesthesiology, Wake Forest School of Medicine, Winston-Salem, NC
- Department of Pediatrics, Wake Forest School of Medicine, Winston-Salem, NC
- Center for Redox in Biology and Medicine, Wake Forest School of Medicine, Winston-Salem, NC
- Department of Nursing, Wake Forest School of Medicine, Winston-Salem, NC
- Department of Surgery, Wake Forest School of Medicine, Winston-Salem, NC
| | - Amit K Saha
- Department of Anesthesiology, Wake Forest School of Medicine, Winston-Salem, NC
| | | | | | - James H Holmes
- Department of Surgery, Wake Forest School of Medicine, Winston-Salem, NC
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20
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Ghavam A, Thompson NE, Lee J. Comparison of pediatric brain-dead donors to donation after circulatory death donors in the United States. Pediatr Transplant 2021; 25:e13926. [PMID: 33326666 DOI: 10.1111/petr.13926] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/12/2020] [Revised: 10/13/2020] [Accepted: 11/03/2020] [Indexed: 11/30/2022]
Abstract
In pediatrics, an increasing need for transplantable organs exists. This study aimed to describe the epidemiology of pediatric deceased donors in the United States. This retrospective observational study utilized data from the Organ Procurement and Transplantation Network (OPTN) from 2000 to 2015. Patients were stratified based on method of organ donation. Demographic variables and mechanism of death were then compared. A total of 14,481 deceased pediatric organ donors, donation after brain death (DBD) and donation after circulatory death (DCD), were included in the study, of which 8% were DCD donors. A significant difference (p<0.001) existed between the two donor groups with respect to ethnicity and mechanism of death. The annual trend of DCD and DBD donors showed an inverse relationship. During the 15-year study period the number of DBD donors decreased from 985 to 785 per year while DCD donors increased from 15 to 146 per year. As well, overall organs transplanted per year decreased from 3,475 to 3,117 over the 15-year study period. Significant differences exist between pediatric DBD donors and DCD donors, specifically with respect to ethnicity and mechanism of death. The number of pediatric DBD donors is decreasing while the number of pediatric DCD is slowly rising, making it increasingly important to be able to characterize these donors to better identify eligible DCD donors to optimize organ utilization.
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Affiliation(s)
- Ahmeneh Ghavam
- Division of Critical Medicine, Department of Pediatrics, Medical College of Wisconsin and Children's Wisconsin, Milwaukee, WI, USA
| | - Nathan E Thompson
- Division of Critical Care, Department of Pediatrics, Medical College of Wisconsin and Children's Wisconsin, Milwaukee, WI, USA
| | - Jane Lee
- Division of Special Needs, Department of Pediatrics, Medical College of Wisconsin and Children's Wisconsin, Milwaukee, WI, USA
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21
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Spaulding AB, Zagel AL, Cutler GJ, Brown A, Zier JL. Organ Donation Authorization After Brain Death Among Patients Admitted to PICUs in the United States, 2009-2018. Pediatr Crit Care Med 2021; 22:303-311. [PMID: 33332867 DOI: 10.1097/pcc.0000000000002648] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
OBJECTIVES To identify trends in and factors associated with pediatric organ donation authorization after brain death. DESIGN Retrospective cohort study of data from Virtual Pediatric Systems, LLC (Los Angeles, CA). SETTING Data from 123 PICUs reporting to Virtual Pediatric Systems from 2009 to 2018. PATIENTS Patients less than 19 years old eligible for organ donation after brain death. MEASUREMENTS AND MAIN RESULTS Of 2,777 eligible patients, 1,935 (70%) were authorized for organ donation; the authorization rate remained unchanged over time (ptrend = 0.22). In a multivariable logistic regression model, hospitalizations lasting greater than 7 days had lower odds of authorization (adjusted odds ratio, 0.5; p < 0.001 vs ≤ 1 d) and White patients had higher odds than other race/ethnicity groups. Authorization was higher for trauma-related encounters (adjusted odds ratio, 1.5; p < 0.001) and when donation was discussed with an organ procurement organization coordinator (adjusted odds ratio, 1.7; p < 0.001). Of 123 hospitals, 35 (28%) met or exceeded a 75% organ donation authorization target threshold; these hospitals more often had an organ procurement organization coordinator discussing organ donation (85% vs 72% of encounters; p < 0.001), but no difference was observed by PICU bed size. CONCLUSIONS Organ donation authorization after brain death among PICU patients was associated with length of stay, race/ethnicity, and trauma-related encounter, and authorization rates were higher when an organ procurement organization coordinator was involved in the donation discussion. This study identified factors that could inform initiatives to improve the authorization process and increase pediatric organ donation rates.
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Affiliation(s)
| | - Alicia L Zagel
- Children's Minnesota Research Institute, Minneapolis, MN
| | | | - Angela Brown
- Critical Care Department, Children's Minnesota, Minneapolis, MN
| | - Judith L Zier
- Critical Care Department, Children's Minnesota, Minneapolis, MN
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22
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Kirschen MP, Lewis A, Rubin M, Kurtz P, Greer DM. New perspectives on brain death. J Neurol Neurosurg Psychiatry 2021; 92:255-262. [PMID: 33219040 DOI: 10.1136/jnnp-2020-323952] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/21/2020] [Revised: 10/06/2020] [Accepted: 10/14/2020] [Indexed: 11/04/2022]
Abstract
Brain death, or death by neurological criteria (BD/DNC), has been accepted conceptually, medically and legally for decades. Nevertheless, some areas remain controversial or understudied, pointing to a need for focused research to advance the field. Multiple recent contributions have increased our understanding of BD/DNC, solidified our practice and provided guidance where previously lacking. There have also been important developments on a global scale, including in low-to-middle income countries such as in South America. Although variability in protocols and practice still exists, new efforts are underway to reduce inconsistencies and better train practitioners in accurate and sound BD/DNC determination. Various legal challenges have required formal responses from national societies, and the American Academy of Neurology has filled this void with much needed guidance. Questions remain regarding concepts such as 'whole brain' versus 'brainstem' death, and the intersection of BD/DNC and rubrics of medical futility. These concepts are the subject of this review.
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Affiliation(s)
- Matthew P Kirschen
- Anesthesia and Critical Care Medicine, Neurology and Pediatrics, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
| | - Ariane Lewis
- Neurology and Neurosurgery, NYU Langone Medical Center, New York, New York, USA
| | - Michael Rubin
- Neurology, University of Texas Southwestern Medical School, Dallas, Texas, USA
| | - Pedro Kurtz
- Hospital Copa Star, Instituto Estadual do Cérebro Paulo Niemeyer, Rio de Janeiro, Brazil
| | - David M Greer
- Neurology, Boston University, Boston, Massachusetts, USA
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23
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Mataya L, Ross LF, Ghavam A, Paquette ET. Pediatric Intensivist and Pediatric Neurologist Perspectives and Practices on Death by Neurologic Criteria. THE JOURNAL OF CLINICAL ETHICS 2021; 32:195-205. [PMID: 34548428 PMCID: PMC9275594] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Subscribe] [Scholar Register] [Indexed: 06/13/2023]
Abstract
Controversies surrounding the determination of death by neurologic criteria (DNC), also known as brain death, have become increasingly common over the last decade, occasionally leading to parental refusal of all or part of an evaluation or declaration of DNC. We performed a prospective, cross-sectional study of pediatric neurologists and intensivists who participate in professional listservs to ascertain perspectives and practices concerning the evaluation of DNC, specifically on obtaining permission for evaluations and managing refusals. Of the 334 respondents who had performed an evaluation for DNC, 35 percent reported they had experienced at least one parental refusal, and 64.4 percent reported that they did not seek permission to perform an evaluation. Pediatric neurologists, careproviders who had less experience doing evaluations, and careproviders who had experienced parental refusal of an evaluation were more likely to obtain permission from parents. Most (80.8 percent) of respondents reported that their institution had a DNC policy. We found variability in many aspects of DNC evaluations and declarations, as well as the handling of refusals. Lack of consistency may make it more difficult for careproviders and families. Greater understanding of parental refusal of DNC evaluation is essential to inform efforts to increase consistency.
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Affiliation(s)
- Leslie Mataya
- Fellow in Pediatric Critical Care Medicine at Children's Hospital of Philadelphia in Philadelphia, Pennsylvania USA.
| | - Lainie Friedman Ross
- Carolyn and Matthew Bucksbaum Professor of Clinical Ethics; Professor in the Departments of Pediatrics, Medicine, Surgery and the College; Co-Director of the Institute for Translational Medicine; and Associate Director of the MacLean Center for Clinical Medical Ethics at the University of Chicago in Chicago, Illinois USA.
| | - Ahmeneh Ghavam
- Assistant Professor of Pediatric Critical Care Medicine at the University of Chicago Pritzker School of Medicine and Comer Children's Hospital in Chicago, Illinois USA.
| | - Erin Talati Paquette
- Assistant Professor of Pediatric Critical Care Medicine at Northwestern University Feinberg School of Medicine, Ann and Robert H. Lurie Children's Hospital, and Stanley Manne Children's Research Institute; and is Assistant Professor of Law (courtesy) at Northwestern University Pritzker School of Law in Chicago, Illinois USA.
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24
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Trottier A, Maitre G, Hébert A, Weiss MJ. Potential Heart, Liver, and Kidney Donation after Circulatory Determination of Death in a Neonatal Intensive Care Unit. Neonatology 2021; 118:546-552. [PMID: 34352783 DOI: 10.1159/000517660] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/14/2021] [Accepted: 06/05/2021] [Indexed: 11/19/2022]
Abstract
BACKGROUND Pediatric organ donation after circulatory determination of death (DCD) has increased in recent years; however, there are few data reporting the number of neonatal potential DCD organ donors and no Canadian-specific reports. OBJECTIVE The main objective of this study was to estimate the number of patients who may have become actual DCD organ donors from a single, tertiary neonatal intensive care unit (NICU) over 5 years. METHODS We reviewed all medical charts of newborns ≥2.5 kg, who died in our center's NICU from January 2013 to December 2017. We determined how many could have become actual organ donors after brain death (DBD) or DCD based on 3 sets of organ-specific eligibility criteria defined as conservative, standard, and liberal. RESULTS Of the 39 deceased patients, none met the criteria for DBD. Twenty-nine (75%) died after the withdrawal of life-sustaining therapies. According to the conservative criteria, 1 patient would have been eligible for kidneys and liver donation. Three patients met standard criteria for kidneys and 1 for liver. Eight patients would have been eligible donors for kidneys, 7 for liver, and 2 for heart according to liberal criteria. Only 2 patients were evaluated for DCD, and no organ donation was performed. CONCLUSIONS While uncommon, we identified potential DCD organ donors in the NICU population for kidney, heart, and liver transplants. The substantial variability in the number of potential donors depending on the selected eligibility criteria emphasizes the need for a standardized definition adapted to local capacities.
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Affiliation(s)
- Alexandra Trottier
- Department of Pediatrics, University Laval, Medicine faculty, Québec, Québec, Canada.,Department of Pediatrics, Emergency Unit, CHU Ste-Justine, University of Montréal, Montréal, Québec, Canada
| | - Guillaume Maitre
- Pediatric Intensive Care Unit, McGill University Health Center, Montreal Children's Hospital, Montréal, Québec, Canada.,Division of Pediatrics, Department "Woman-Mother-Child", Pediatric Intensive Care Unit, Biology and Medicine faculty, Lausanne University Hospital, Lausanne, Switzerland
| | - Audrey Hébert
- Department of Pediatrics, Neonatal Intensive Care Unit, CHU de Québec, Centre Mère-Enfant Soleil, University Laval, Medicine faculty, Québec, Québec, Canada
| | - Matthew J Weiss
- Division of Pediatric Intensive Care, Department of Pediatrics, Centre Mère-Enfant Soleil du CHU de Québec, University Laval, Medicine faculty, Québec, Québec, Canada.,Transplant Québec, Montréal, Québec, Canada.,Canadian Donation and Transplantation Research Program (CDTRP), Ottawa, Ontario, Canada
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25
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Apnea Testing in the Setting of Pediatric Brain Death: Continuous Positive Airway Pressure May Be the Safer Option. Pediatr Crit Care Med 2020; 21:1107-1108. [PMID: 33278226 DOI: 10.1097/pcc.0000000000002528] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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26
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A review of current controversies in determining death by neurologic criteria in children. Curr Opin Pediatr 2020; 32:759-764. [PMID: 33009123 DOI: 10.1097/mop.0000000000000952] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
Abstract
PURPOSE OF REVIEW Death by neurologic criteria (DNC) is the irreversible cessation of all functions of the entire brain, including the brainstem. It is legally recognized as equivalent to cardiopulmonary death. Legal and ethical controversies surrounding DNC have emerged as a result of several highly publicized cases that have eroded public trust in our ability to declare DNC accurately. In this review, we focus on recently published primary data about DNC and address some of these controversies. RECENT FINDINGS Approximately 21% of children who die in pediatric intensive care units (PICU) are declared DNC. Although 60% of physicians report that they have been asked to maintain organ support after DNC declaration, less than 1% of patients remain physically present in the PICU more than 5 days after DNC declaration. We discuss strategies for safely conducting the apnea test, indications and prevalence of ancillary testing, and objections to DNC, including issues of consent and requests for ongoing organ support. SUMMARY In order to maintain public trust, published guidelines must be followed to accurately and consistently diagnose DNC. We must develop strategies to respond to objections to DNC determination. Ongoing research is needed to improve the safety of apnea testing and indications for and interpretation of ancillary testing.
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27
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Apnea Testing Using Continuous Positive Airway Pressure When Determining Death by Neurologic Criteria in Children: Retrospective Analysis of Potential Adverse Events. Pediatr Crit Care Med 2020; 21:e1152-e1156. [PMID: 32701745 DOI: 10.1097/pcc.0000000000002457] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
OBJECTIVES To determine the prevalence of adverse events during apnea testing for determination of death by neurologic criteria using continuous positive airway pressure in children. DESIGN Single-center retrospective descriptive study. SETTING Academic children's hospital. PATIENTS Children evaluated for death by neurologic criteria in the PICU from 2013 to 2018. INTERVENTIONS None. MEASUREMENTS AND MAIN RESULTS For each patient evaluated for death by neurologic criteria, we abstracted the number of apnea tests performed, vital signs and arterial blood gases during apnea testing, and outcome from the medical record. Adverse events were defined as oxygen-hemoglobin desaturation (arterial oxygen saturation < 85%), hypotension, or other significant event (e.g. arrhythmia, cardiac arrest) based on documentation in the medical record. We determined which adverse events resulted in early termination of the apnea test. We used oxygenation index, ventilator variables, and presence of vasopressors to determine preapnea test cardiopulmonary dysfunction. Seventy-two patients (age 7 yr [2.7-13.2 yr]; 48% male) underwent 121 apnea tests. Nine patients (12%) had 13 potential apnea tests deferred due to concern for cardiopulmonary instability as determined by the attending physician. Patients who underwent apnea testing had an oxygenation index of 3.5 (2.5-4.8) and were receiving vasopressors at the time of 108 apnea tests (89%). Hypotension was reported during seven apnea tests (6%) and resulted in the early termination of one apnea test (<1%). No other adverse events were reported. One hundred and twenty apnea tests (99%) were consistent with death by neurologic criteria. CONCLUSIONS Apnea testing following a protocol that uses continuous positive airway pressure for apneic oxygenation has a low rate of adverse events in children meeting prerequisite criteria and determined by a pediatric intensivist to be physiologically appropriate for testing.
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Vileito A, Siebelink MJ, Vermeulen KM, Verhagen AAE. Lack of knowledge and experience highlights the need for a clear paediatric organ and tissue donation protocol in the Netherlands. Acta Paediatr 2020; 109:2402-2408. [PMID: 32124464 PMCID: PMC7687146 DOI: 10.1111/apa.15241] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/03/2019] [Revised: 02/25/2020] [Accepted: 02/27/2020] [Indexed: 12/15/2022]
Abstract
Aim This study explored the attitudes of medical professionals to organ and tissue donation in paediatric intensive care units (PICUs) and neonatal intensive care units (NICUs) in the Netherlands. It also examined their compliance with the existing Dutch donation protocol and assessed whether a paediatric donation protocol was needed. Methods We invited 966 professionals working in all eight PICUs and the two largest NICUs to complete an online survey from December 2016 until April 2017. Results A quarter (25%) took part and they included PICU intensivists, neonatologists, nurses and other health and allied professionals. Most were female and nurses. More than half (54%) of the PICU respondents considered paediatric organ donation to be very important and 53% supported tissue donation. In contrast, only 22% of the NICU respondents believed that both neonatal organ and tissue donation were very important. Familiarity and compliance with the existing national donation protocol were low. PICU nurses had significantly less experience than PICU intensivists and felt less comfortable with the donation process. None of the NICU respondents had prior donation experience. Conclusion Paediatric intensive care units and NICU professionals lack specialised knowledge and experience on organ and tissue donation. A comprehensive and clear paediatric donation protocol is clearly needed.
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Affiliation(s)
- Alicija Vileito
- Department of Paediatrics Beatrix Children's Hospital University Medical Centre Groningen University of Groningen Groningen the Netherlands
| | - Marion J. Siebelink
- Transplant Centre University Medical Centre Groningen University of Groningen Groningen the Netherlands
| | - Karin M. Vermeulen
- Department of Epidemiology University Medical Centre Groningen University of Groningen Groningen the Netherlands
| | - A. A. Eduard Verhagen
- Department of Paediatrics Beatrix Children's Hospital University Medical Centre Groningen University of Groningen Groningen the Netherlands
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29
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Mahendra M, McQuillen P, Dudley RA, Steurer MA. Variation in Arterial and Central Venous Catheter Use in Pediatric Intensive Care Units. J Intensive Care Med 2020; 36:1250-1257. [PMID: 32969326 DOI: 10.1177/0885066620962450] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
OBJECTIVE Describe patient and hospital characteristics associated with Arterial Catheter (AC) or Central Venous Catheter (CVC) use among pediatric intensive care units (ICUs). DESIGN Hierarchical mixed effects analyses were used to identify patient and hospital characteristics associated with AC or CVC placement. The ICU adjusted median odds ratios (ICU-AMOR) for the admission ICU, marginal R2, and conditional intraclass correlation coefficient were reported. SETTING 166 PICUs in the Virtual PICU Systems (VPS, LLC) Database. PATIENTS 682,791 patients with unscheduled admissions to the PICU. INTERVENTION None. MEASURES AND MAIN RESULTS ACs were placed in (median, [interquartile range]) 8.2% [4.9%-11.3%] of admissions, and CVCs were placed in 14.9% [10.4%-19.3%] of admissions across cohort ICUs. Measured patient characteristics explained about 25% of the variability in AC and CVC placement. Higher Pediatric Index of Mortality 2 (PIM2) illness severity scores were associated with increased odds of placement (Odds Ratio (95th% Confidence Interval)) AC: 1.88 (1.87-1.89) and CVC: 1.82 (1.81-1.83) per 1 unit increase in PIM2 score. Primary diagnoses of cardiovascular, gastrointestinal, hematology/oncology, infectious, renal/genitourinary, rheumatology, and transplant were associated with increased odds of AC or CVC placement compared to a primary respiratory diagnosis. Presence of in-house attendings 24/7 was associated with increased odds of AC placement 1.32 (1.11-1.57). Admission ICU explained 4.9% and 3.5% of the variability in AC or CVC placement, respectively. The ICU-AMOR showed a patient would have a median increase in odds of 55% and 43% for AC or CVC placement, respectively, if the same patient moved from an ICU with lower odds of placement to an ICU with higher odds of placement. CONCLUSIONS Variation in AC or CVC use exists among PICUs. The admission ICU was more strongly associated with AC than with CVC placement. Further study is needed to understand unexplained variation in AC and CVC use.
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Affiliation(s)
- Malini Mahendra
- Division of Pediatric Critical Care, Department of Pediatrics, UCSF Benioff Children's Hospital, University of California, San Francisco, CA, USA.,Philip R. Lee Institute for Health Policy Studies, University of California, San Francisco, CA, USA
| | - Patrick McQuillen
- Division of Pediatric Critical Care, Department of Pediatrics, UCSF Benioff Children's Hospital, University of California, San Francisco, CA, USA
| | - R Adams Dudley
- Division of Pulmonary, Allergy, Critical Care, and Sleep Medicine, Department of Medicine, University of Minnesota, MN, USA.,Center for Care Delivery and Outcomes Research, Minneapolis VAMC, MN, USA
| | - Martina A Steurer
- Division of Pediatric Critical Care, Department of Pediatrics, UCSF Benioff Children's Hospital, University of California, San Francisco, CA, USA
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30
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Deutsch SA, Teeple E, Dickerman M, Macaulay J, Collins G. For Victims of Fatal Child Abuse, Who Has the Right to Consent to Organ Donation? Pediatrics 2020; 146:peds.2020-0662. [PMID: 32817267 DOI: 10.1542/peds.2020-0662] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 03/04/2020] [Indexed: 11/24/2022] Open
Abstract
In rare circumstances, children who have suffered traumatic brain injury from child abuse are declared dead by neurologic criteria and are eligible to donate organs. When the parents are the suspected abusers, there can be confusion about who has the legal right to authorize organ donation. Furthermore, organ donation may interfere with the collection of forensic evidence that is necessary to evaluate the abuse. Under those circumstances, particularly in the context of a child homicide investigation, the goals of organ donation and collection and preservation of critical forensic evidence may seem mutually exclusive. In this Ethics Rounds, we discuss such a case and suggest ways to resolve the apparent conflicts between the desire to procure organs for donation and the need to thoroughly evaluate the evidence of abuse.
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Affiliation(s)
| | - Erin Teeple
- Division of Pediatric Surgery, Department of Surgery
| | | | - Jennifer Macaulay
- Department of Patient and Family Services, Nemours/Alfred I. DuPont Hospital for Children, Wilmington, Delaware
| | - Gary Collins
- Medical Examiner Unit, Division of Forensic Science, and
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31
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Seifi A, Lacci JV, Godoy DA. Incidence of brain death in the United States. Clin Neurol Neurosurg 2020; 195:105885. [DOI: 10.1016/j.clineuro.2020.105885] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/21/2020] [Revised: 04/13/2020] [Accepted: 04/29/2020] [Indexed: 11/26/2022]
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32
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Kirschen MP, Puccetti DF, Morrison W. Incidence and Indications for Ancillary Testing in the Determination of Death by Neurological Criteria in Children. Pediatr Neurol 2020; 106:68-69. [PMID: 32139165 DOI: 10.1016/j.pediatrneurol.2020.01.019] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/13/2019] [Revised: 01/06/2020] [Accepted: 01/10/2020] [Indexed: 10/25/2022]
Affiliation(s)
- Matthew P Kirschen
- Department of Anesthesiology and Critical Care Medicine, Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Department of Neurology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Department of Pediatrics, Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.
| | - Deirdre F Puccetti
- Department of Pediatrics, Boston Children's Hospital, Boston, Massachusetts
| | - Wynne Morrison
- Department of Anesthesiology and Critical Care Medicine, Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania; Department of Pediatrics, Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania
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33
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Tang OY, Yoon JS, Kimata AR, Lawton MT. Volume-outcome relationship in pediatric neurotrauma care: analysis of two national databases. Neurosurg Focus 2019; 47:E9. [DOI: 10.3171/2019.8.focus19486] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/01/2019] [Accepted: 08/22/2019] [Indexed: 11/06/2022]
Abstract
OBJECTIVEPrevious research has demonstrated the association between increased hospital volume and improved outcomes for a wide range of neurosurgical conditions, including adult neurotrauma. The authors aimed to determine if such a relationship was also present in the care of pediatric neurotrauma patients.METHODSThe authors identified 106,146 pediatric admissions for traumatic intracranial hemorrhage (tICH) in the National Inpatient Sample (NIS) for the period 2002–2014 and 34,017 admissions in the National Trauma Data Bank (NTDB) for 2012–2015. Hospitals were stratified as high volume (top 20%) or low volume (bottom 80%) according to their pediatric tICH volume. Then the association between high-volume status and favorable discharge disposition, inpatient mortality, complications, and length of stay (LOS) was assessed. Multivariate regression modeling was used to control for patient demographics, severity metrics, hospital characteristics, and performance of neurosurgical procedures.RESULTSIn each database, high-volume hospitals treated over 60% of pediatric tICH admissions. In the NIS, patients at high-volume hospitals presented with worse severity metrics and more frequently underwent neurosurgical intervention over medical management (all p < 0.001). After multivariate adjustment, admission to a high-volume hospital was associated with increased odds of a favorable discharge (home or short-term facility) in both databases (both p < 0.001). However, there were no significant differences in inpatient mortality (p = 0.208). Moreover, high-volume hospital patients had lower total complications in the NIS and lower respiratory complications in both databases (all p < 0.001). Although patients at high-volume hospitals in the NTDB had longer hospital stays (β-coefficient = 1.17, p < 0.001), they had shorter stays in the intensive care unit (β-coefficient = 0.96, p = 0.024). To determine if these findings were attributable to the trauma center level rather than case volume, an analysis was conducted with only level I pediatric trauma centers (PTCs) in the NTDB. Similarly, treatment at a high-volume level I PTC was associated with increased odds of a favorable discharge (OR 1.28, p = 0.009), lower odds of pneumonia (OR 0.60, p = 0.007), and a shorter total LOS (β-coefficient = 0.92, p = 0.024).CONCLUSIONSPediatric tICH patients admitted to high-volume hospitals exhibited better outcomes, particularly in terms of discharge disposition and complications, in two independent national databases. This trend persisted when examining level I PTCs exclusively, suggesting that volume alone may have an impact on pediatric neurotrauma outcomes. These findings highlight the potential merits of centralizing neurosurgery and pursuing regionalization policies, such as interfacility transport networks and destination protocols, to optimize the care of children affected by traumatic brain injury.
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Affiliation(s)
- Oliver Y. Tang
- 1The Warren Alpert Medical School of Brown University, Providence, Rhode Island
| | - James S. Yoon
- 2Yale School of Medicine, New Haven, Connecticut; and
| | - Anna R. Kimata
- 1The Warren Alpert Medical School of Brown University, Providence, Rhode Island
| | - Michael T. Lawton
- 3Department of Neurological Surgery, Barrow Neurological Institute, St. Joseph’s Hospital and Medical Center, Phoenix, Arizona
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Ozdemir S, Tan YZ, Ozturk FK, Battal F. Confirmation of Brain Death with Positron Emission Tomography. J Pediatr Intensive Care 2019; 9:51-53. [PMID: 31984158 DOI: 10.1055/s-0039-1696652] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/19/2019] [Accepted: 07/25/2019] [Indexed: 10/26/2022] Open
Abstract
After recent advances regarding organ transplantation, accurate and timely diagnosis of brain death has gained importance. In the diagnosis of brain death, in addition to clinical findings, various ancillary tests are very crucial. In this study, the scintigraphic imaging of the brain death of an 8-year-old girl with both Tc-99m diethylenetriaminepentaacetic and 18F-fluorodeoxyglucose (FDG) has been presented. This case study shows that 18F-FDG positron emission tomography-computed tomography imaging can be a useful technique in evaluating brain death in patients.
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Affiliation(s)
- Semra Ozdemir
- Department of Nuclear Medicine, Faculty of Medicine, Canakkale Onsekiz Mart University, Canakkale, Turkey
| | - Yusuf Ziya Tan
- Department of Nuclear Medicine, Faculty of Medicine, Canakkale Onsekiz Mart University, Canakkale, Turkey
| | - Fulya Koc Ozturk
- Department of Nuclear Medicine, Faculty of Medicine, Canakkale Onsekiz Mart University, Canakkale, Turkey
| | - Fatih Battal
- Department of Pediatrics, Faculty of Medicine, Canakkale Onsekiz Mart University, Canakkale, Turkey
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Bratton SL, Zollinger CM. Bereaved ICU parental end-of-life care goals: including organ donation regardless of eligibility. Arch Dis Child 2019; 104:823-824. [PMID: 31129563 DOI: 10.1136/archdischild-2019-317214] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/12/2019] [Revised: 04/24/2019] [Accepted: 04/25/2019] [Indexed: 11/03/2022]
Affiliation(s)
- Susan L Bratton
- Department of Critical Care, University of Utah, Salt Lake City, Utah, USA
| | - Charles M Zollinger
- Department of Clinical Services, Intermountain Donor Services, Salt Lake City, Utah, USA
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Moynihan KM, Alexander PMA, Schlapbach LJ, Millar J, Jacobe S, Ravindranathan H, Croston EJ, Staffa SJ, Burns JP, Gelbart B. Epidemiology of childhood death in Australian and New Zealand intensive care units. Intensive Care Med 2019; 45:1262-1271. [DOI: 10.1007/s00134-019-05675-1] [Citation(s) in RCA: 32] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/03/2019] [Accepted: 06/19/2019] [Indexed: 11/30/2022]
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