Medical Dictionary

CT colonography

noun

Medical Definition of CT colonography

  1. :  a noninvasive medical imaging technique that uses computed tomography to visualize the interior of the colon and rectum especially to screen for polyps or cancerous growths People putting off that colonoscopy just got some good news: Researchers at the University of Wisconsin School of Medicine have found that noninvasive CT colonography, which creates a 3D computer scan of the colon, can detect advanced polyps—the precursors to colorectal cancer—just as accurately.—Matthew Shulman, U.S. News & World Report, 15 Oct. 2007; also :  a procedure utilizing CT colonography Questionable findings revealed by stool testing, sigmoidoscopy or CT colonography should be confirmed by a colonoscopy.—The Washington Post, 14 Feb. 2012 Other procedures, such as CT colonographies, don't pick up the flat polyps on the right side of the colon very well …—Amritha Alladi, The News-Star (Monroe, Louisiana), 16 Mar. 2012 Both the technique and procedure are also called colonography and computed tomographic colonography.


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