MAGNETIC SPHINCTER AUGMENTATION DEVICE FOR GASTROESOPHAGEAL REFLUX DISEASE: EFFECTIVE, BUT POSTOPERATIVE DYSPHAGIA AND RISK OF EROSION SHOULD NOT BE UNDERESTIMATED. A SYSTEMATIC REVIEW AND META-ANALYSIS

Autor: Agustin Cesar Valinoti, Cristian Agustin Angeramo, Nicolas Dreifuss, Fernando Augusto Mardiros Herbella, Francisco Schlottmann
Jazyk: English<br />Portuguese
Rok vydání: 2024
Předmět:
Zdroj: ABCD: Arquivos Brasileiros de Cirurgia Digestiva, Vol 36 (2024)
Druh dokumentu: article
ISSN: 0102-6720
DOI: 10.1590/0102-672020230063e1781
Popis: ABSTRACT BACKGROUND: Magnetic ring (MSA) implantation in the esophagus is an alternative surgical procedure to fundoplication for the treatment of gastroesophageal reflux disease. AIMS: The aim of this study was to analyse the effectiveness and safety of magnetic sphincter augmentation (MSA) in patients with gastroesophageal reflux disease (GERD). METHODS: A systematic literature review of articles on MSA was performed using the Medical Literature Analysis and Retrieval System Online (Medline) database between 2008 and 2021, following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines. A random-effect model was used to generate a pooled proportion with 95% confidence interval (CI) across all studies. RESULTS: A total of 22 studies comprising 4,663 patients with MSA were analysed. Mean follow-up was 27.3 (7–108) months. The weighted pooled proportion of symptom improvement and patient satisfaction were 93% (95%CI 83–98%) and 85% (95%CI 78–90%), respectively. The mean DeMeester score (pre-MSA: 34.6 vs. post-MSA: 8.9, p=0.03) and GERD-HRQL score (pre-MSA: 25.8 vs. post-MSA: 4.4, p
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