Colonoscopy

There are 3 basic tests for colon cancer: a stool test (to check for blood); sigmoidoscopy (inspection of the lower colon; and colonoscopy (inspection of the entire colon). All 3 are effective in catching cancers in the early stages, when treatment is most beneficial.

Review Date: 10/10/2005
Reviewed By: A.D.A.M. Medical Illustration Team

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