What is flexible sigmoidoscopy?

Also known as: flexible sigmoidoscopy, flex sig.

Flexible sigmoidoscopy is a procedure used to examine the rectum and the lower third of the colon. It involves inserting a long, flexible tube known as a sigmoidoscope that has a light and camera on it into the rectum.

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Reviewed by: Carrie Firestone Baum, MD

This page was last updated on: 1/29/2019 3:21:13 PM