Biliopancreatic Diversion with Duodenal Switch (BPD/DS) is one of the most powerful metabolic and bariatric operations available, and it is also one of the most demanding ? for the surgical team and for the patient. It is offered at Apollo Hospitals Lucknow (Apollomedics Super Speciality Hospital, Kanpur?Lucknow Road) within a structured bariatric and metabolic surgery programme that includes pre-surgical assessment, anaesthesia and critical care support, dietetics, and long-term nutritional follow-up.