Gastric Infections in Patients with Bariatric Surgery - A Systematic Review

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Gastric Infections in Patients with Bariatric Surgery - A Systematic Review

Nicolae Suciu, Orsolya Bauer, Călin Crăciun, Rareş Georgescu, Sorin Sorlea, Cristina Ciurea, Marius Florin Coroş
Ahead of print, December, 2025
Article DOI: 10.21614/chirurgia.3230
Background: With an increasing number of patients undergoing bariatric surgery, there is a gap in the literature regarding their specific needs. Aim: The systematic review examines the role of gastric infections in patients undergoing bariatric surgery and the case management strategies used.

Material and Methods: The search was conducted across three databases, and studies were included using a three-step approach (with title, abstract, and full-text screening conducted by two reviewers).

Results: Of the 297 articles, 11 were ultimately included. Helicobacter pylori was the most prevalent bacterium identified in bariatric surgery candidates. Screening for H. pylori in the target population is debatable, as is the impact of its diagnosis on surgical planning. When detected, preoperative eradication might be an option.

Conclusion: Further large-scale studies are needed to evaluate the usefulness of H. pylori screening in bariatric surgery candidates and to determine the long-term effects of eradication therapy.

Keywords: bariatric surgery, Helicobacter pylori, preoperative mamagement