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Colonoscopic surveillance if colon polyp

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

Consensus guidelines have been developed by the British Society of Gastroenterology, the Association of Coloproctology of Great Britain and Ireland and Public Health England (1)

Key recommendations are that the high-risk criteria for future colorectal cancer (CRC) following polypectomy comprise EITHER:

  • 2 or more premalignant polyps including at least one advanced colorectal polyp (defined as a serrated polyp of at least 10mm in size or containing any grade of dysplasia, or an adenoma of at least 10mm in size or containing high-grade dysplasia);
  • OR
  • 5 or more premalignant polyps



  • BSG/ACPGBI/PHE (September 2019).Post-polypectomy and post-colorectal cancer resection surveillance guidelines.

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