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Polyp with a diameter of 2.25 centimeters

About.com Health's Disease and Condition content is reviewed by V.K. Gadi, MD
This gallery of polyp illustrations helps demonstrate why you can't always count on noticing that a polyp is present.
Image 9 of 12
This illustration was derived from the Gastrointestinal Atlas (www.gastrointestinalatlas.com)
© Donna Myers 2006
Large Colon Polyp (2.25 cm)
About 30-50% of polyps with a diameter greater than two centimeters (cm) are cancerous. This illustration shows the actual size of a polyp with a diameter of 2.25 cm (0.89 inches). To learn more, please read Colon Polyps and Cancer Risk.
Image 9 of 12
Updated: September 3, 2006
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