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Home » General Surgery Clinic » Mr Kapil Sahnan

Mr Kapil Sahnan

BSc, MBBS (Hons), FRCS, PhD

Consultant Surgeon

Consultant sees: Adult


Kapil Sahnan is an experienced colorectal surgeon based in London. He works at St Mark’s Hospital, the UK’s National Bowel Hospital, and runs a tertiary referral practice specialising in proctology and Inflammatory Bowel Disease (IBD). He co-leads the hospital’s IBD robotic program and hosts numerous international trainees and visitors annually.

He is a recipient of the IWantGreatCare award, and his patient reviews can be viewed at https://shorturl.at/mlkHf.

Kapil completed his undergraduate and postgraduate training at Imperial College London, and has undertaken further training in Oxford, Bristol, and Barcelona, where he completed the prestigious European Society of Coloproctology (ESCP) fellowship in robotic colorectal cancer surgery.

He is an Honorary Senior Clinical Lecturer at Imperial College London, supervising PhD students. He also serves on the ESCP Education Committee, where he leads the international fellowship programme for pelvic floor conditions (including prolapse, bowel disturbances, and faecal incontinence). Additionally, he organises the annual Training Village, focusing on laparoscopic and robotic surgery, as well as abdominal wall reconstructions and hernias.

Kapil also teaches on the ACPGBI’s National Proctology Roadshow, covering topics such as anal fistulas, laser surgery, anal fissures, haemorrhoids (piles), pruritus ani (persistent anal itching), and anal lesions (skin tags and AIN).

He has built an international reputation and is recognised as a global key opinion leader with over 100 peer-reviewed publications. Finally, he serves as an editor of Colorectal Surgery for Frontline Gastroenterology, the official journal of the British Society of Gastroenterologists.

His recent awards and publications include:

Awards:
2024 iWantGreatCare Certificate of Excellence 2024
2024 Quality Assessor for the Royal College of Surgeons of England
2024 Honorary Senior Clinical Lecturer, Imperial College London
2023 Co-Lead for IBD robotics at St Mark’s Hospital
2022 European Society of Coloproctology Robotic Fellowship, Vall D’Hebron Hospital, Barcelona
2021 Margaret Witt Bursary, Royal College of Surgeons of England
2017 CCUK & Royal College of Surgeons of England Research Fellowship
2017 Mölnlycke Educational Bursary, Royal College of Surgeon’s of England
2014 Cambridge University – Regional Clinical Supervisor for Surgery
2013 Ranked 1st across the UK for Higher Surgical Trainee
Selected Publications
1. Worley G; Vaughan-Shaw P; Sahnan K. Surgical management of ulcerative colitis. 2023-01-10 British Journal of Surgery. DOI: 10.1093/bjs/znad020
2. Blackwell S, Massey L, Mehta A, Smart N, Sahnan K, Lederhuber H, Lee MJ. Development of a core descriptor set for parastomal hernia repair. Colorectal Dis. 2024 Sep 8. doi: 10.1111/codi.17151. Epub ahead of print. PMID: 39245874.
3. Mata R, Sahnan K, Pellino G, Spinelli A, Espín-Basany E. Robotic Total Mesorectal Excision With Transanal Transection and Single-Stapled Anastomosis: A Step-By-Step Video Demonstration. Dis Colon Rectum. 2024 May 1;67(5):e289-e290. doi: 10.1097/DCR.0000000000003243. Epub 2024 Jan 31. PMID: 38294827.
4. Alves Martins BA, Shamsiddinova A, Alquaimi MM, Worley G, Tozer P, Sahnan K, Perry-Woodford Z, Hart A, Arebi N, Matharoo M, Warusavitarne J, Faiz O. Creation of an institutional preoperative checklist to support clinical risk assessment in patients with ulcerative colitis (UC) considering ileoanal pouch surgery. Frontline Gastroenterol. 2023 Dec 16;15(3):203-213. doi: 10.1136/flgastro-2023-102503. PMID: 38665796; PMCID: PMC11042438.
5. Wickramasinghe D, Carvello M, Di Candido F, Maroli A, Adegbola S, Sahnan K, Morar P, Spinelli A, Warusavitarne J. Factors associated with stoma formation in ileocolic resection for Crohn’s disease and the development of a predictive scoring system. Langenbecks Arch Surg. 2022 Jul 29. doi: 10.1007/s00423-022-02626-1. Epub ahead of print. PMID: 35906298.
6. Deputy M, Pitman F, Sahnan K, Miskovic D, Faiz O. An early experience in Robotic Ileoanal Pouch surgery with Robotic intracorporeal Single Stapled Anastomosis (RiSSA) at a tertiary referral centre. Colorectal Dis. 2023 Feb 19. doi: 10.1111/codi.16528. Epub ahead of print. PMID: 36806873.
7. Sahnan K, Warusavitarne J. Anal fistulas are not all the same. Tech Coloproctol. 2022 Oct;26(10):773-774. doi: 10.1007/s10151-022-02674-1. PMID: 35947242
8. Adegbola SO, Sahnan K, Tozer P, Warusavitarne J. Emerging Data on Fistula Laser Closure (FiLaC) for the Treatment of Perianal Fistulas; Patient Selection and Outcomes. Clin Exp Gastroenterol. 2021;14:467-475. https://doi.org/10.2147/CEG.S269464
9. Sahnan K, Tozer P, Adegbola S, Lee M, Heywood N, McNair, A, Hind D, Yassin N, Lobo A, Brown S., Sebastian S, Phillips R, Lung P, Faiz O, Crook K, Blackwell S, Verjee A, Hart A, Fearnhead N. Developing a core outcome set for Fistulising Perianal Crohn’s Disease. Gut. February 2019: gutjnl-2017-315503. doi:10.1136/gutjnl-2017-315503.
10. Adegbola SO, Dibley L, Sahnan K, Wade T, Verjee A, Sawyer R, Mannick S, McCluskey D, Bassett P, Yassin N, Warusavitarne J, Faiz O, Phillips R, Tozer PJ, Norton C, Hart AL. Development and initial psychometric validation of a patient-reported outcome measure for Crohn’s perianal fistula: the Crohn’s Anal Fistula Quality of Life (CAF-QoL) scale. Gut. 2020 Dec 3:gutjnl-2019-320553. doi: 10.1136/gutjnl-2019-320553. Epub ahead of print. PMID: 33272978.