Imperial College London


Faculty of MedicineDepartment of Surgery & Cancer

Clinical Senior Lecturer in Bariatric Surgery



+44 (0)20 3312 6962s.purkayastha Website




1022Queen Elizabeth the Queen Mother Wing (QEQM)St Mary's Campus





Sanjay Purkayastha is a General Surgeon with a specialist interest in Bariatric & Upper GI Surgery.

His research interests are varied and include surgical education especially digital mobile technologies, clinical research in Bariatric and Metabolic Surgery, assessing the health of heathcare organisations, single port laparoscopic surgery and surgical evidence synthesis.



Aggarwal R, Winter Beatty J, Kinross J, et al., 2019, Initial Experience With a New Robotic Surgical System for Cholecystectomy., Surg Innov

Kamocka A, McGlone ER, Pérez-Pevida B, et al., 2019, Candy cane revision after Roux-en-Y gastric bypass, Surgical Endoscopy, ISSN:0930-2794

Miras AD, Ravindra S, Humphreys A, et al., 2019, Metabolic changes and diabetes microvascular complications 5 years after obesity surgery., Obesity Surgery, ISSN:0960-8923


Almansoori S, Alsters SI, Chahal HS, et al., 2019, Analysis of genes associated with obesity phenotypes in mouse models, reveals new potentially causative mutations for monogenic obesity in humans, 52nd Conference of the European-Society-of-Human-Genetics (ESHG), NATURE PUBLISHING GROUP, Pages:1838-1838, ISSN:1018-4813

Kamocka A, Miras AD, Perez-Pevida B, et al., 2019, LONG VS STANDARD BILIOPANCREATIC LIMB ROUX-EN-Y GASTRIC BYPASS FOR TYPE 2 DIABETES. THE LONG LIMB TRIAL Type 2 diabetes and metabolic surgery, 24th World Congress of the International-Federation-for-the-Surgery-of-Obesity-and-Metabolic-Disorders (IFSO) / 21st SECO Congress, SPRINGER, Pages:234-234, ISSN:0960-8923

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