Colonoscopy is better at detecting potentially dangerous colon polyps than computed tomography (CT) scanning is, a new study reveals. The conclusion differs from that of a recent report that found the ...

For anyone seeking to avoid the unpleasantness and discomfort of a colonoscopy, here’s good news: A computed tomography (CT) scan that provides a “virtual colonoscopy” of the large intestine is just ...

Last week I saw a film starring Ricky Gervais portraying a dentist who elected to have a general anaesthetic for a colonoscopy because he wanted to be quite sure that he was fully asleep while they ...

BOSTON, Sept. 18 (UPI) -- A U.S. study suggests computed tomographic colonography is an effective, less invasive option in screening for colorectal cancer. CT colonograpy uses virtual reality ...

CT Scans Outperform DNA Stool Tests In Colon Cancer Screening, Study Says By Dennis Thompson HealthDay ReporterFRIDAY, June 13, 2025 (HealthDay News) — CT scans might be able to prevent more colon ...

» 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.

Due to higher participation rates, CT colonography screening for colorectal cancer is more cost-effective than colonoscopy screening, according to a study in Radiology. Here are four things to know. 1 ...

Colon CT scans might be able to prevent more colon cancers than stool DNA testing Two CT screening approaches outperformed stool DNA testing in computer models CT screening also was more ...