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    Colorectal Cancer Screening - Topic Overview

    For people at an average risk for colorectal (colon) cancer

    The U.S. Preventive Services Task Force (USPSTF) has the following advice for colorectal cancer testing:1

    The American Cancer Society (ACS), the U.S. Multi-Society Task Force on Colorectal Cancer, and the American College of Radiology recommend routine testing for people age 50 and older who have a normal risk for colon cancer. They also have recommendations for other tests, such as virtual colonoscopy (CTC) and the stool DNA test (sDNA).2

    Did You Know?

    Under the Affordable Care Act, many health insurance plans will cover preventive care services, including checkups, vaccinations and screening tests, at no cost to you. Learn more.

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    Talk with your doctor about which test is best for you.

    Experts agree that people with a higher risk, such as those who have a strong family history of colon cancer, may need to be tested sooner. Talk to your doctor about when you should be tested.

    Colorectal cancer screening guidelines for people 50 and older at average risk
    Test Frequency

    Stool test,* such as the fecal occult blood test (FOBT), fecal immunochemical test (FIT), or the stool DNA test (sDNA)

    Every year for FOBT and FIT

    Every 5 years for sDNA



    Every 5 years



    Every 10 years


    Computed tomographic colonography (CTC), also called a virtual colonoscopy

    Every 5 years

    *Others recommend combining a stool test with a sigmoidoscopy.

    Colon Cancer: Which Screening Test Should I Have?

    For people at an increased risk for colorectal cancer

    Your doctor may recommend earlier or more frequent testing if you:

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