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Virtual Colonoscopy
(redirected from CT Colonography)

   Also found in: Wikipedia 0.01 sec.
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.

virtual colonoscopy,
an imaging technique, used for examination of the colon, in which cross-sectional images acquired by computed tomography or magnetic resonance imaging are processed by computer to reconstruct a three-dimensional display of the colonic lumen.

Virtual Colonoscopy
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.


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Our recently FDA cleared CT Colonography technology, VeraLook(TM), is expected to generate great interest this year, as continued research and data analysis show the promise of virtual colonography for improving patient adherence to guidelines supporting screening for colorectal cancer.
The panel noted that CT colonography is a potentially viable screening option that could be expanded, but it is not currently covered by Medicare.
[ILLUSTRATION OMITTED] I performed the first VC, also known as CT colonography (CTC), at the Wake Forest University Health Sciences Center in 1993.
 
 
 
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