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., 2023, Bariatric-metabolic surgery for NHS patients with type 2 diabetes in the United Kingdom National Bariatric Surgery Registry., Diabet Med
et al., 2023, Apnoeic oxygenation in morbid obesity: a randomised controlled trial comparing facemask and high-flow nasal oxygen delivery, British Journal of Anaesthesia, Vol:130, ISSN:0007-0912, Pages:103-110
et al., 2022, The postprandial secretion of peptide YY1-36 and (3-36) in obesity is differentially increased after gastric bypass versus sleeve gastrectomy, Clinical Endocrinology, ISSN:0300-0664
et al., 2022, O102 We know about left gastric artery embolisation and will embio provide the next solution to treat obesity?, Annual Scientific Meeting of the Surgical-Research-Society, OXFORD UNIV PRESS, ISSN:0007-1323
et al., 2022, Single Anastomosis Gastric Bypass as a revision of failed Gastric Band, SPRINGER, Pages:19-19, ISSN:0960-8923