Imperial College London


Faculty of MedicineFaculty of Medicine Centre

Honorary Clinical Lecturer



k.sahnan15 Website




St Marks HospitalNorthwick Park and St Marks Site





Colorectal Surgery

Kapil Sahnan is a Consultant Surgeon at St Mark's Hospital, London and a Senior Honorary Clinical Lecturer working in the Department of Surgery & Cancer at Imperial College London. 

He specialised in operating on patients with inflammatory bowel disease, complex proctology and Robotic surgery. He has trained as a surgeon in Oxford, Bristol, London and completed an ESCP/Intuitive accredited fellowship in robotic surgery at the Val D'Hebron Hospital, Barcelona.

He completed a teaching fellowship at Northwick Park Hospital, has experience in chairing national working groups and is an advisory board member and speaker for MedTech and the pharmaceutical industry.

He has specific expertise in:

  • The analysis of healthcare databases,
  • Patient and public involvement in research, 
  • Surgical innovation and healthcare technology. 



Mata R, Sahnan K, Pellino G, et al., 2024, Robotic Total Mesorectal Excision With Transanal Transection and Single-Stapled Anastomosis: A Step-By-Step Video Demonstration., Dis Colon Rectum

Alves Martins BA, Shamsiddinova A, Alquaimi M, et al., 2023, Creation of an institutional preoperative checklist to support clinical risk assessment in patients with ulcerative colitis (UC) considering ileoanal pouch surgery, Frontline Gastroenterology, ISSN:2041-4145

Deputy M, Pitman F, Sahnan K, et al., 2023, An early experience in robotic ileoanal pouch surgery with robotic intracorporeal single-stapled anastomosis (RiSSA) at a tertiary referral centre, Colorectal Disease, Vol:25, ISSN:1462-8910, Pages:1169-1175

Faheem W, Lin J, Nandra T, et al., 2023, Increasing frailty is associated with higher prevalence and reduced recognition of delirium in older hospitalised inpatients: results of a multi-centre study, European Geriatric Medicine, Vol:14, ISSN:1878-7649, Pages:325-332

Picciochi M, Glasbey JC, Li E, et al., 2023, Elective surgical services need to start planning for summer pressures, British Journal of Surgery, Vol:110, ISSN:0007-1323, Pages:508-510

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