Contact: NCI Press Officers
NIH/National Cancer Institute
Caption: A thin, lighted tube is inserted through the anus and rectum and into the lower part of the colon to look for abnormal areas.
Credit: Terese Winslow for NCI
Usage Restrictions: This image is copyright protected. Any use of this image is subject to prevailing copyright laws. U.S. Government has reuse rights. Please contact the rights holder of this image, Terese Winslow (firstname.lastname@example.org) for permission requests.
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