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Frank FrizelleProfessor of Surgery
Colorectal Surgeon



Frank is Professor of Colorectal Surgery at the University of Otago, Christchurch, Colorectal Surgeon at Christchurch Hospital with the Canterbury District Health Board, and Editor in Chief of the New Zealand Medical Journal.

He trained in general surgery in New Zealand before undertaking post fellowship training in colorectal surgery at the Mayo Clinic, and Scotland.

He returned to New Zealand in 1996 as senior lecturer in surgery at the University of Otago, Christchurch, before being appointed Professor of Colorectal Surgery in 2000, and became Head of the Academic Department of Surgery in January 2006. Frank relinquished this role in 2019 after 13 years as HoD, and became Convenor of the Trainee Intern Surgery module for 6th Year medical students.

He has been Editor in Chief of the New Zealand Medical Journal since 2002.

Frank has published over 400 publications in peer reviewed journals and given more than 250 presentations at national and international meetings.

Research interests

  • Management and outcomes of patients with colorectal diseases especially colorectal cancer, locally recurrent rectal cancer, anal cancer and diverticular disease
  • The role of surgery in the management of inflammatory bowel disease
  • Medical legal and publication issues related to medicine in general and surgery specifically.


Brown, K. G. M., Solomon, M. J., Koh, C. E., Sutton, P. A., Aguiar, S., Jr, Bezerra, T. S., … Frizelle, F., … Glyn, T., … Steffens, D. (2024). Defining benchmarks for pelvic exenteration surgery: A multicentre analysis of patients with locally advanced and recurrent rectal cancer. Annals of Surgery. Advance online publication. doi: 10.1097/sla.0000000000006348 Journal - Research Article

Waddell, O., Teo, Y., Thompson, N., McCombie, A., Glyn, T., & Frizelle, F. (2024). Do treatment patterns differ in those with early-onset colorectal cancer? Expert Review of Anticancer Therapy, 24(5), 313-323. doi: 10.1080/14737140.2024.2341731 Journal - Research Article

Waddell, O., Pearson, J., McCombie, A., Marshall, H., Purcell, R., Keenan, J., Glyn, T., & Frizelle, F. (2024). The incidence of early onset colorectal cancer in Aotearoa New Zealand: 2000–2020. BMC Cancer, 24, 456. doi: 10.1186/s12885-024-12122-y Journal - Research Article

Ajithkumar, P., Gimenez, G., Stockwell, P. A., Almomani, S., Bowden, S. A., Leichter, A. L., … Pattison, S., … Frizelle, F. A., Eccles, M. R., Purcell, R. V., Rodger, E. J., & Chatterjee, A. (2024). DNA methylome and transcriptome maps of primary colorectal cancer and matched liver metastasis. Data, 9(1), 8. doi: 10.3390/data9010008 Journal - Research Article

Pal, A., Chittleborough, T., McCombie, A., Glyn, T., & Frizelle, F. A. (2024). Human factors in pelvic exenteration: Themes in high-performing teams. Colorectal Disease, 26, 95-101. doi: 10.1111/codi.16825 Journal - Research Article

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