Colorectal Surgeons


Mr Ian AdamClinical Lead for Colorectal Surger

Mr Adam qualified from the Middlesex Hospital in London in 1985. He undertook his early surgical training in Nottingham and Leeds and then higher surgical training in Leeds and with Professor Andrew Shorthouse in Sheffield. He was appointed as Consultant Colorectal Surgeon in Sheffield in 2000 and has been a key member of the multidisciplinary IBD team since then. He helped introduce laparoscopic approaches to colorectal surgery and is now the lead consultant for the colorectal surgical department and surgical lead for specialised severe intestinal failure services in Sheffield. He also has particular expertise in abdominal wall and pelvic surgery in collaboration with gynaecological surgeons.


Professor Steve BrownConsultant Colorectal Surgeon

Professor Steve Brown, President-elect Association of Coloproctology of Great Britain and Ireland, President-elect Coloproctology Section, Royal Society of Medicine

Professor Steve Brown is a colorectal surgeon and honorary professor at the University of Sheffield.  His main interest is IBD surgery and he has helped to promote the interests of IBD within the surgical community through his roles as IBD lead and subsequent Presidential roles within the Association of Coloproctology.  He has worked closely with the CCUK helping write the surgical component of the IBD Standards and supervising research into various aspects of IBD especially perianal Crohn’s.  He was also lead author of the UK IBD Surgical guidelines.


Mr Chris Challand Consultant Colorectal Surgeon

Chris Challand has worked as a Consultant Colorectal Surgeon at Sheffield Teaching Hospitals since 2016. He completed his specialist surgical training in the East of England Deanery at Addenbrookes Hospital, Cambridge, and qualified from the University of Bristol in 2003. His research degree (MD) was based on a clinical study into improving outcomes for patients undergoing colorectal resectional surgery.

Chris has a special interest in IBD surgery and offers a comprehensive range of operative management for all conditions related to both Ulcerative Colitis and Crohn’s disease. Other specialist interests include colorectal cancer, benign colonic disease, abdominal wall reconstruction and intestinal failure surgery.   

He performs minimally-invasive (laparoscopic) surgery as the standard of care for all patients where possible including those with recurrent disease and emergency presentations.


Mr Athur HarikrishnanConsultant Colorectal Surgeon

Athur Harikrishnan has worked as a consultant since 2010 and has a special interest in IBD surgery. He performs single-port and multi-port laparoscopic and open surgery for IBD related conditions. He also deals with intestinal fistula, stricturing disease and perianal Crohn’s disease.

Hari is one of the nine colorectal consultants at Northern General Hospital and contributes to integrated care of IBD patients along with the stoma nurses, colorectal nurse specialists, nutrition team and IBD gastroenterology team. Highlights of the IBD care include IBD MDT, Xray meetings, joint gastroenterology/surgical clinics and joint ward rounds.

Hari organises a number of surgical simulation and training events related to IBD as the academic director of the Sheffield Academy for Simulation and Surgical Skills. He is the course director of the Sheffield IBD cadaveric masterclass.


Mr Arun Loganathan Consultant Colorectal Surgeon

Arun Loganathan is one of the nine colorectal surgeons working at Sheffield Teaching Hospitals with close links to the Gastroenterologists specialising in IBD.  His surgical training was in the Yorkshire region at Leeds, York and Hull and he also spent 2 years in Adelaide, Australia on specialist colorectal fellowships. He has an interest in IBD with particular expertise in laparoscopic surgery. He performs laparoscopic ileo-anal pouch surgery and deals with the full range of perianal conditions associated with IBD.    


Paul SkinnerConsultant Colorectal Surgeon

Paul Skinner works as one of the nine colorectal surgeons at Sheffield Teaching Hospital NHS Foundation Trust. He is proud to be part of a team of colorectal surgeons, nurse specialists and nutritional experts that work closely together with our gastroenterological colleagues. The team provide round the clock specialist consultant led surgical care for patients with IBD.

Paul has been a consultant at STHFT since 2001.  He trained in Sheffield and Region and also at St Marks Hospital. His specialist interests include IBD, perianal disease, complex recurrent disease (both IBD, colorectal and anal cancer) accompanied by the nutritional.