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Colorectal cancer — RACP Written MCQ

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HardGastroenterology/HepatologyColorectal cancerRACP Written

A 68-year-old man has iron deficiency anaemia and change in bowel habit. Faecal occult blood testing is positive. Colonoscopy shows an obstructing sigmoid lesion and biopsy confirms adenocarcinoma. What is the most appropriate investigation?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: E — CT chest, abdomen and pelvis for staging

New colorectal cancer requires staging with cross-sectional imaging to assess local and distant disease before definitive treatment planning.

Reference: Therapeutic Guidelines: Gastrointestinal; Gastroenterological Society of Australia guidance