Warfarin usage doesn't affect FOBT for colon cancer

08/15/2010 | Medscape (free registration)

Warfarin does not affect results of a fecal occult blood test for colon cancer, according to a study in the American Journal of Gastroenterology. Researchers said some 30% of physicians ask patients to stop taking the drug prior to the test, based on a belief it could increase the rate of false-positive results. Read the abstract.

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