Bariatric postoperative fistula: a life-saving endoscopic procedure.

Background: Gastric fistula after bariatric surgery has high morbi-mortality, and treatment is a challenge due to persistent abscess and/or distal stenosis. The present study evaluated the efficacy and safety of stricturotomy/internal drainage, a novel endoscopic procedure that can avoid re-operation and allow early oral feeding.

Methods: This prospective, non-randomized study, with no control or sham group, included 27 patients (74.