Which colorectal cancer risk factors affect the age and frequency of colorectal cancer screening recommendations?

Updated: Oct 08, 2019
  • Author: Elwyn C Cabebe, MD; Chief Editor: N Joseph Espat, MD, MS, FACS  more...
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In addition, individuals with any of the following colorectal cancer risk factors should undergo colonoscopy at an earlier age and more frequently than average risk individuals:

  • Family history of colorectal cancer or polyps
  • Family history of a hereditary colorectal cancer syndrome such as familial adenomatous polyposis (FAP) or hereditary non-polyposis colon cancer (HNPCC)
  • Personal history of colorectal cancer
  • Personal history of chronic inflammatory bowel disease (ulcerative colitis or Crohn disease)

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