The biliopancreatic diversion with duodenal switch (BPD DS) is a bariatric surgery with two components. First, a smaller tubular stomach pouch is created by removing a portion of the stomach, much like a sleeve gastrectomy. Next, a large part of the small intestine is bypassed.

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Advantage

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• It produces a greater weight loss than RYGB, VSG or AGB, that is, 60-70% loss of excess weight or more, at 5 years of follow-up.

• It allows patients to eventually eat almost "normal" meals.

• Reduces fat absorption by 70% or more.

• It causes favorable changes in intestinal hormones to reduce appetite and improve satiety.

• It is the most effective against diabetes compared to RYGB, VSG and AGB.