Roux-en-Y Gastric Bypass with Long Biliopancreatic Limb Compared to Single Anastomosis Sleeve Ileal (SASI) Bypass in Treatment of Morbid Obesity.

RYGB with long BPL and SASI bypass achieved satisfactory weight loss and improvement in comorbidities that were comparable among the two groups. Long BPL RYGB was followed by a significant decrease in serum albumin and iron levels at one year, which was not observed after SASI bypass.