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Colonoscopy Finds Colon Cancers Sigmoidoscopy Would Miss
A new study shows an examination of the entire colon with a screening method known as colonoscopy detects cancers and precancerous polyps that may be missed with flexible sigmoidoscopy, a test that examines less than half of the colon.
Virtual Colonoscopy and Colon Cancer Screening
Definition of virtual colonoscopy.
The New England Journal of Medicine
A comparison of virtual and conventional colonoscopy for the detection of colorectal polyps.