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Colon Cancer Genetic Testing - How Accurate Is the Test?

Although these blood tests are highly reliable, no test is 100% accurate. The test cannot tell you when or whether you will develop colon cancer. Testing negative for an inherited colon cancer gene does not mean you will never get colon cancer. It means your risk of colon cancer is about the same as that of the average person.

There are many different genetic mutations that can lead to FAP or HNPCC. Genetic testing does not find all of them. Because of this, a person may have a normal genetic test but still have an increased chance of having an inherited colon cancer.

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Sharon Osbourne Reaches Out to Colon Cancer Patients

When you're the Queen Mum of heavy metal's royal family, everything's a bit different -- even cancer. "I had a whole team of people to take me to and from chemotherapy, to cook for me, to do everything for me," recalls Sharon Osbourne, wife of metal madman Ozzy Osbourne, of her bout with colon cancer in 2002. Osbourne, 59, now a host of The Talk on CBS and a judge on NBC's America's Got Talent, will celebrate 10 years of being cancer-free this year, but she still remembers the rigors. "The stuff...

Read the Sharon Osbourne Reaches Out to Colon Cancer Patients article > >

    This information is produced and provided by the National Cancer Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National Cancer Institute via the Internet web site at http:// cancer .gov or call 1-800-4-CANCER.

    WebMD Medical Reference from Healthwise

    Last Updated: November 14, 2014
    This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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