Asymptomatic/No family history
- Annual FOBT starting aged 50
Family History
- 1° relative >55: annual FOBT
- 1° relative <55 or two 1° or one 1° and one 2° on same side: colonoscopy at 50 or ten yearsbefore youngest relative
- More than the above: ref for specialist opinion/genetic testing
Previous colorectal cancer/polyps
- 2 – 5 yearly colonoscopy
Colitis – UC & Crohn’s
- 2 – 5 yearly colonoscopy
Polyposis syndromes (FAP etc.)
- Specialist opinion