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Outcomes of intraoperative Completion Imaging in Lower Limb Bypass Surgery - a systematic review

Title
Outcomes of intraoperative Completion Imaging in Lower Limb Bypass Surgery - a systematic review
Type
Thesis
Year
2025-05-23
Authors
Tiago Miguel Tavares de Almeida
(Author)
FMUP
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Scientific classification
FOS: Medical and Health sciences > Clinical medicine
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Resumo (PT): Introdução Nesta revisão sistemática avaliamos o papel de métodos de completion imaging intraoperatórios (CIM) em detetar defeitos intraoperatórios e prever a patência dos bypass. Métodos Foi conduzida uma revisão sistemática de acordo com as guidelines da PRISMA. Estudos de cirurgia de bypass dos membros inferiores com angiografia, doppler duplex scan (DUS) e angiografia foram identificados nas bases de dados MEDLINE, Web of Science e SCOPUS. O risco de viés foi avaliado através da Newcastle-Ottawa Scale (NOS) para estudos coorte, e a Joanna Briggs Institute (JBI) checklist para series de casos. Resultados Trinta e dois estudos foram incluídos. A mediana e intervalo interquartil de deteção de defeitos foi de 11% (7-14.5%) para angiografia, 24% (15.5-47.5%) for DUS e 15% (9-35%) para angioscopia. A mediana e intervalo interquartil da taxa de correção de erros foi de 87.5% (80.4-95.1%) para angiografia, 100% (39.4-100%) para DUS e 62.5% (50-62.5%) para angioscopia. Todos os métodos demonstraram elevada patência aos 30 dias, sem diferenças significativas de patência a curto ou longo prazo entre métodos. Conclusão As técnicas de CIM detetam defeitos no bypass com elevada efetividade. O Doppler é preferível como método inicial, angiografia como segunda opção e angioscopia como método confirmatório. A patência é comparável entre todos, permitindo a escolha do método tendo em conta o contexto individual.
Abstract (EN): Background This systematic review evaluates the role of intraoperative completion imaging methods (CIM) in detecting intraoperative defects and their correction rate, and in predicting bypass patency. Methods A systematic review following PRISMA guidelines was conducted. Studies evaluating angiography, Doppler duplex scan (DUS) and angioscopy in lower limb bypass surgery were identified through MEDLINE, Web of Science and SCOPUS databases. Risk of bias was assessed using the Newcastle-Ottawa Scale (NOS) for cohort studies, and the Joanna Briggs Institute (JBI) checklist for case series. Results Thirty-two studies were included. The median rate and interquartile range of defect detection was 11% (7-14.5%) for angiography, 24% (15.5-47.5%) for DUS and 15% (9-35%) for angioscopy. The median and interquartile range of correction rates upon detection of a defect were: 87.5% (80.4-95.1%) for angiography, 100% (39.4-100%) for DUS and 62.5% (50-62.5%) for angioscopy. All methods demonstrated high 30-day primary patency, with no significant short- or long-term differences in patency when comparing methods. Conclusion CIM techniques effectively detect graft defects. Doppler may be preferable for initial screening, angiography as a secondary option, and angioscopy for confirmation. Patency outcomes were comparable, allowing method selection based on individual context.
Language: English
No. of pages: 78
License type: Click to view license CC BY-NC-ND
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