Mr Ahmed is a clinical senior lecturer in the Department of Surgery and Cancer at the College and Honorary consultant in upper gastrointestinal and bariatric surgery and Clinical lead for bariatric surgery at Imperial Colege Healthcare NHS Trust.
Mr Ahmed's academic interests are in the mechanism of complications following bariatric surgery and he has a PhD analysing internal hernias following gastric bypass surgery. He has numerous research affiliations with both clinical and non-clinical teams including biomedical engineering, investgative medicine, human genetics, gastroenterology, endocrinology, vascular surgery, urology, renal medicine, and the CPSSQ.
His main clinical areas of interest are in complex revisional bariatric surgeries and he receives referrals from all over the UK and abroad for his expert skills. He has trained in general and upper GI surgery in the UK and at Stanford University and the University of Rochester in the US.
He trains other surgeons in the field of bariatric surgery and is on the faculty on numerous courses on bariatric surgery. Mr Ahmed is often consulted by other professionals and medicolegal experts for his opinions on complex bariatric surgery cases. He is on the editorial boards of the main obesity scientific journals SOARD and Obesity Surgery. He is a member of the American Society for Metabolic and Bariatric Surgery (ASMBS), International Federation of Surgery for Obesity (IFSO), Society of American Gastroenterological and Endoscopic Surgeons (SAGES), Association of Upper GI Surgeons (AUGIS), British Obesity and Metabolic Surgery Society (BOMSS).
et al., 2022, Patient perspectives on surgeon-specific outcome reports in bariatric surgery, Surgery for Obesity and Related Diseases, ISSN:1550-7289
et al., 2022, Duodenal-jejunal bypass liner for the management of Type 2 diabetes and obesity: a multicenter randomized controlled trial, Annals of Surgery, Vol:275, ISSN:0003-4932, Pages:440-447
et al., 2022, The metabolomic effects of tripeptide gut hormone infusion compared to Roux-en-Y gastric bypass and caloric restriction, Journal of Clinical Endocrinology and Metabolism, Vol:107, ISSN:0021-972X, Pages:e767-e782
et al., 2022, Patients with liver fibrosis may be less likely to remit from type 2 diabetes following bariatric surgery, WILEY, ISSN:0742-3071
et al., 2021, Assurance of surgical quality within multicenter randomized controlled trials for bariatric and metabolic surgery: a systematic review, 11th Annual Scientific Meeting of the British-Obesity-and-Metabolic-Surgery-Society (BOMSS), ELSEVIER SCIENCE INC, Pages:124-132, ISSN:1550-7289