May 15, 2007 — Computed tomography (CT) colonography, also known as a virtual colonoscopy (VC), has been found to have a high concordance with optical colonoscopy in identifying significant polyps.

CTC (virtual colonoscopy) is a thin slice CT scan of the abdomen after adequate bowel preparation and colon insufflation in which data are reconstructed providing axial, multiplanar, and endoluminal ...

According to the report, the Maryland-based research team, led by Patrick Young, MD, had three board-certified gastroenterologists and four GI fellows interpret an average of 45 CT colonoscopy images.

» How is CT colonography performed? CT colonography takes about 15 minutes. At the beginning of the procedure, the colon is filled with carbon dioxide or air with a tube introduced into the rectum.

Although medical literature has shown computerized tomographic colonography and optical colonoscopy are both effective at detecting advanced adenomas, recent research indicates optical colonoscopy ...

CT colonography (CTC) screening, in which diminutive polyps detected are not reported or removed, has been suggested as a selective filter for therapeutic optical colonoscopy (OC) in the detection of ...

Computed tomographic (CT) virtual colonoscopy generates 2- and 3-dimensional images of the colon. This technique has been proposed as a screening test for colorectal cancer, but questions remain about ...