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Glossary: colonoscopy, Masonic Cancer Center, University of Minnesota

colonoscopy

(KOH-luh-NOS-koh-pee)

Examination of the inside of the colon using a colonoscope, inserted into the rectum. A colonoscope is a thin, tube-like instrument with a light and a lens for viewing. It may also have a tool to remove tissue to be checked under a microscope for signs of disease.

Colonoscopy; shows colonoscope inserted through the anus and rectum and into the colon.  Inset shows patient on table having a colonoscopy.

Colonoscopy. A thin, lighted tube is inserted through the anus and rectum and into the colon to look for abnormal areas.

2006-10-03