David Burke, medical oncology specialist trainee and research fellow in supportive care in colorectal cancer1, Helen Reid, GP and professor of general practice and medical education, and patient with lived experience2 1Patrick G Johnston Centre for Cancer Research, Queen’s University Belfast, Belfast 2Patient author, Centre for Medical Education, Queen’s University Belfast, Belfast Correspondence to: D Burke dburke16{at}qub.ac.uk Timely investigation needed in the wake of a rising incidence...