virtual colonoscopy

(redirected from CT Colonography)

virtual colonoscopy

n.
A screening examination of the colon in which x-rays obtained by CAT scan are used to generate computerized three-dimensional images of the colonic mucosa.
A diagnostic procedure in which 2-dimensional helical CT images are converted into 3-dimensional images of the colonic mucosa similar to those obtained by conventional colonoscopy.

virtual colonoscopy

Imaging A diagnostic procedure in which 2-D helical CT images are converted into 3-D images of the colonic mucosa that are similar and an alternative to those obtained by conventional colonoscopy.
See Colonoscopy, CT colography, Double contrast barium enema.
References in periodicals archive ?
CT Colonography (CTC or virtual colonoscopy), recommended every five years, is a less-invasive alternative to colonoscopy, although bowl prep is still required.
(1) Last, recent data demonstrate that colonoscopy has made substantial strides in improving sensitivity, whereas CT colonography has, arguably, been stagnant.
CT colonography or colonoscopic examinations were conducted on all patients at least once during the follow-up period.
In addition to home-based tests, CT Colonography (CTC) is an important, non-invasive method by which Americans can undergo colon cancer screenings.
Other options include the multi-targeted stool DNA test, commonly referred to as Cologuard, which can be completed every three years, a colonoscopy every 10 years, or a CT colonography every five years.
Louisa said: "I had expressed for some time how I'd like to progress further with CT colonography. "So I was really happy when we were able to secure the funding and I was told I would be a great fit for the role.
CT colonography for population screening of colorectal cancer: hints from European trials.
Mascalchi, "Role of preoperative CT colonography in patients with colorectal cancer," World Journal of Gastroenterology, vol.
While a colon cleanse is still required, a CT colonography is not as invasive as a colonoscopy and often requires no sedation.
They may also want to look at the National Mammography Database and the CT Colonography Registry."