Unruptured Brain Arteriovenous Malformations: A Systematic Review and Meta-Analysis of Mortality and Morbidity in Aruba-Eligible Studies

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Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorNinth July University-
Autor(es): dc.creatorPinheiro, Leon Cleres Penido-
Autor(es): dc.creatorWolak Junior, Mario-
Autor(es): dc.creatorFerreira, Marcio Yuri-
Autor(es): dc.creatorMagalhaes, Raphael Bertani-
Autor(es): dc.creatorFernandes, Adriano Yacubian-
Autor(es): dc.creatorPaiva, Wellingson Silva-
Autor(es): dc.creatorZanini, Marco Antonio-
Autor(es): dc.creatorMarchesan Rodrigues, Maria Aparecida-
Data de aceite: dc.date.accessioned2025-08-21T18:36:53Z-
Data de disponibilização: dc.date.available2025-08-21T18:36:53Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2024-05-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.wneu.2024.02.109-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/306085-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/306085-
Descrição: dc.descriptionBackground: Treating unruptured brain arteriovenous malformations (bAVMs) represent significant challenges, with numerous uncertainties still in debate. The ARUBA trial induced further investigation into optimal management strategies for these lesions. Here, we present a systematic-review and meta-analysis focusing on ARUBA-eligible studies, aiming to correlate patient data with outcomes and discuss key aspects of these studies. Methods: Following PRISMA guidelines, we conducted a systematic-review. Variables analyzed included bAVM Spetzler-Martin (SM) grade, treatment modalities, and outcomes such as mortality and neurological deficits. We compared studies with a minimum of 50% cases classified as SM 1–2 lesions and those with less than 50% in this category. Similarly, a comparison between studies with at least 50% microsurgery-cases and those with less than 50% was performed. We examined correlations between mortality incidence, SM distribution, and treatment modalities. Results: Our analysis included 16 studies with 2.417 patients. The frequency of bAVMs SM-grade 1–2 ranged from 44% to 76%, SM-grade 3 from 19% to 48%, and SM 4–5 from 5 to 23%. Notably, studies with more than 50% cases presenting lesions SM-grade 1–2 presented significantly lower mortality rates than those with less than 50% cases of SM 1–2 lesions (P < 0.001). No significant difference in mortality rates or neurological deficits was identified between studies with more than 50% of microsurgery-cases and those with less than 50%. Conclusions: The analysis revealed that studies with a higher proportion of bAVMs presenting SM 1–2 lesions were associated with lower mortality rates. Mortality did not show a significant association with treatment modalities.-
Descrição: dc.descriptionDivision of Neurosurgery São Paulo University-
Descrição: dc.descriptionDivision of Neurosurgery São Paulo State University-
Descrição: dc.descriptionFaculty of Medicine Ninth July University-
Descrição: dc.descriptionDepartment of Pathology São Paulo State University-
Descrição: dc.descriptionDivision of Neurosurgery São Paulo State University-
Descrição: dc.descriptionDepartment of Pathology São Paulo State University-
Formato: dc.format381-392.e1-
Idioma: dc.languageen-
Relação: dc.relationWorld Neurosurgery-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectBrain arteriovenous malformations-
Palavras-chave: dc.subjectEndovascular surgery-
Palavras-chave: dc.subjectMicroneurosurgery-
Palavras-chave: dc.subjectRadiosurgery-
Palavras-chave: dc.subjectSpetzler-Martin classification-
Palavras-chave: dc.subjectVascular neurosurgery-
Título: dc.titleUnruptured Brain Arteriovenous Malformations: A Systematic Review and Meta-Analysis of Mortality and Morbidity in Aruba-Eligible Studies-
Tipo de arquivo: dc.typevídeo-
Aparece nas coleções:Repositório Institucional - Unesp

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