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Early detection of colon cancer

The following fact box will help you to compare the benefits and harms of early detection screening for colon cancer by occult blood test and flexible sigmoidoscopy. The numbers presented in the fact box are based on summaries of the best available scientific evidence.

> Fact box Early detection of colorectal cancer with fecal occult blood test

> Fact box Early detection of colon cancer by flexible sigmoidoscopy in women

> Fact box Early detection of colon cancer by flexible sigmoidoscopy in men