Gastrogastric fistula: a possible complication of Roux-en-Y gastric bypass.

Background: Gastrogastric fistula is a communication between the proximal gastric pouch and the distal gastric remnant, rarely described in the realm of bariatric procedures. The aim of this study was to review the existing literature about this topic and to demonstrate its laparoscopic treatment.

Methods: An extensive literature review found several articles reporting this complication.