3 colorectal cancer risk groups GPs need to know about

Updated national guidance identifies three categories of family history that determine a patient's screening regimen

An analysis of last year's updated national colorectal cancer screening guidelines has identified a few key changes for GPs.

Researchers have summarised the Cancer Council of Australia's revised guidelines on prevention, detection and management of colorectal cancer, particularly in relation to how family history impacts screening regimens. .

Writing in the Medical Journal of Australia, the authors, led by Professor Mark Jenkins from the University of Melbourne’s School of Population and Global Health, highlight three key categories:

  1. Category 1 — near average risk: People with no first-degree relatives with colorectal cancer are recommended to have an immunochemical FOBT (iFOBT) every two years from 50-74. For patients with one first-degree relative diagnosed with colorectal cancer