“…However, double-balloon endoscopy has shown to be useful not only for enteroscopy, but also for difficult colonoscopy, and case series illustrated successful ERCP after Roux-en-Y reconstructive surgery of the small bowel [7,8,9,10,11,12,16]. Since obesity has become an endemic pathology both in the USA and in Europe, bariatric surgery is increasingly performed as a treatment of morbid obesity and its complications [17,18,19]. In our university hospital, the laparoscopic Roux-en-Y gastric bypass with or without robot assistance is the surgical approach of choice for treating morbid obesity [19].…”