virtual colonoscopy, taken with a low-radiation CAT scan, is nearly painless, carries no risk of tearing the colon, and requires no anesthesia. And it takes about 1 minute versus 15-45 minutes for ...

After the scan, a computer combines the images of your large intestine to produce 2-D and 3-D interior views. A virtual colonoscopy is sometimes referred to as a CT colonography. In some cases ...

A new method of performing virtual colonoscopy using a CT scan — which doesn’t involve the dreaded laxative preparation to clear the colon the night before — may be about as effective as a ...

The CT scan caught polyps one centimeter in length or larger 91 percent of the time. Though this study looked only at people with high risk, virtual colonoscopy might also be useful to the broad ...

virtual colonoscopy is not limited to the colon. It is also much quicker -- less than one minute -- versus 30 minutes to an hour for standard colonoscopy and one to two hours for a lower GI series.

A scan that offers patients a less invasive test, sometimes called a 'virtual colonoscopy', is more effective ... also called CT colonography (CTC), is used more widely because its ability to ...

The latest studies report that virtual colonoscopy may be just as good as colonoscopy at identifying polyps and distinguishing them from harmless structures. And creating images from a CT scan of ...

CT colonography is a test that uses CT scans to check the large bowel (colon) and back passage (rectum). It’s also called a virtual colonoscopy. You have this test as an outpatient in the CT scanning ...

We evaluated the performance characteristics of computed tomographic (CT) virtual colonoscopy for the detection ... ml of barium (2.1 percent by weight; Scan C, Lafayette Pharmaceuticals) for ...

Virtual colonoscopies involve a CT scan of the lower body ... all of which got both a virtual and a standard colonoscopy. Researchers concluded that the virtual tests found 90 percent of large ...

LITTLE ROCK — Last week I saw a film starring Ricky Gervais portraying a dentist who elected to have a general anesthetic for a colonoscopy ... that a virtual colonography using a CT scan ...