Mr  Justin Davies
College Position
Fellow in Clinical Medicine
University Position
Affiliated Associate Professor
Other Positions

Director of Studies in Clinical Medicine

Consultant Colorectal Surgeon and Deputy Medical Director, Addenbrooke’s Hospital, Cambridge University Hospitals NHS Foundation Trust

Degrees and Honours


Research Interests

Colorectal cancer, inflammatory bowel disease

Teaching Interests

Undergraduate medical student teaching, including professionalism, and postgraduate surgical training (educational supervisor)

Awards & Prizes

Patey Prize, John of Arderne Medal

Select Publications


Select books and book chapters

Ellis and Calne’s Lecture Notes in General Surgery (14th Edition), (Eds: Chris Watson and Justin Davies). Wiley Blackwell 2023

Surgeon’s Guide to Anaesthesia and Perioperative Care. (Eds: Jane Sturgess, Justin Davies and Kamen Valchanov). Cambridge University Press 2014

Dean M, Colquhoun A, Featherstone P, Fearnhead N S, Davies R J. Minimising morbidity following pelvic exenteration. In: Surgical management of advanced pelvic cancers (Eds: Kelly, Winter). Wiley and Sons (in press)

Buczacki S J, Davies R J. The acute abdomen. In: Oxford Textbook of Medicine. (Eds: Warrell D, Cox T, Firth J). Oxford University Press 2020 Vol 2 p. 2765-2770

Buczacki S J, Davies R J. The acute abdomen in cardiac ICU. In: Core Topics in Cardiothoracic Critical Care. (Eds: Valcanov, Jones, Hogue). Cambridge University Press 2018 p. 294-300

Morton J, Davies R J. Anal Cancer and sentinel node biopsy. In: Coloproctology A Practical Guide. (Eds: Beynon, Evans, Harris, Davis). Springer 2017. p. 179-208

Powar M, Davies R J. Patient selection for ileoanal pouch surgery. In: The ileoanal pouch: A practical guide for surgery, management and trouble-shooting. (Eds: Warusavitarne J, Perry-Woodford Z). Springer 2019 p. 15-29

Dean M, Davies R J. Enhanced recovery after emergency colorectal surgery. In: Emergency surgical management of colorectal cancer (Eds: De Angelis, Di Saverio, Brunetti). Springer 2019 p.137-146

Select publications

Simillis C, Khatri A, Dai N, Afxentiou T, Powar M, Jephcott C, Smith S, Jadon R, Papamichael D, Khan J, Fearnhead N S, Wheeler J, Davies R J. A systematic review and network meta-analysis of randomised controlled trials comparing neoadjuvant treatment strategies for stage II and III rectal cancer. Critical Reviews in Oncology/Haematology 2023 (in press)

COVIDSurg Collaborative (including Davies R J as Principal Investigator) Elective cancer surgery in COVID-19 free surgical pathways during the SARS-CoV-2 pandemic: An international, multi-centre, comparative cohort study. Journal of Clinical Oncology 2020 doi: 10.1200/JCO.20.01933.

Ashcroft J, Byrne M, Brennan P, Davies R J. Preparing medical students for a pandemic: A systematic review of student disaster training programmes. BMJ Postgraduate Medical Journal 2020 doi: 10.1136/postgradmedj-2020-137906.

Bromham N, Kallioinen M, Hoskin P, Davies R J, on behalf of the NICE Colorectal Cancer Guideline Committee. Colorectal cancer: summary of NICE guidance. British Medical Journal 2020; 368:m461 doi: 10.1136/bmj.m461.

Gavrilidis P, Davies R J, Biondi A, Wheeler J, Testini M, Carcano G,  Di Saverio S. Laparoscopic versus open complete mesocolic excision (CME): A systematic review by updated meta-analysis. Updates in Surgery 2020; 72: 639-648

Buczacki S, Davies R J. The confounding effects of tumour heterogeneity and cellular plasticity on personalised surgical management of colorectal cancer. Colorectal Disease 2014; 16: 329-331

Buczacki S, Davies R J. Colon resection - is standard technique adequate? Surgical Oncology Clinics of North America 2014; 23: 25-34

Davies R J, O’Connor B I, Victor C, MacRae H M, Cohen Z, McLeod R S. A prospective evaluation of sexual function and quality of life following ileal pouch-anal anastomosis. Diseases of the Colon and Rectum 2008; 51: 1032-1035

Davies R J, Miller R, Coleman N. Colorectal cancer screening: prospects for molecular stool analysis. Nature Reviews Cancer 2005; 5: 199-209

Davies R J, Freeman A, Morris L, Bingham S, Dilworth S, Scott I S, Laskey R, Miller R, Coleman N. Analysis of minichromosome maintenance proteins as a novel method for detection of colorectal cancer in stool. Lancet 2002; 359: 1917-1919