anastomosis gastric bypass (OAGB)/mini-gastric bypass to Roux-en-Y gastric bypass
(RYGB) is an important point. Even in patients undergoing RYGB, marginal ulcer is regarded
as a known complication. Materials and Methods: In our Centre of Excellence in Bariatric
and Metabolic Surgery, 2492 patients underwent OAGB from February 2012 to January
2019. Twelve of 2492 patients were enrolled in this clinical case series because of …