General practice & prim · UKMLA & AKT
Bowel cancer screening
A free high-yield preview for the UKMLA Applied Knowledge Test. Below are the key points to recognise bowel cancer screening — the full SA Note notes add investigations, management, complications and 10 practice questions.
Key high-yield points
- Colorectal cancer (CRC) - 4th most common cancer in the UK, 2nd most common cause of cancer death
- ~42,000 cases/year; incidence rises sharply with age (>50); ~80% sporadic via adenoma-carcinoma sequence over 10-15 years
- Screening aims to detect early-stage cancer or pre-malignant polyps when treatment is most effective
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