Manoj Anandan1,2, James Roberts-Thomson1,2, Craig Lynch3,4,5,6. 1. Department of Surgery, North West Regional Hospital, Burnie, Tasmania, Australia. 2. Rural Clinical School, University of Tasmania, Burnie, Tasmania, Australia. 3. Lower Gastrointestinal Service, Peter MacCallum Cancer Centre, Melbourne, Victoria, Australia. 4. Cancer Specialists, Melbourne, Victoria, Australia. 5. General Surgery and Gastroenterology, Epworth Healthcare, Melbourne, Victoria, Australia. 6. The University of Melbourne, Melbourne, Victoria, Australia.