Images & Videos

Images & Videos: Virtual Colonoscopy

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Computed Tomography (CT) procedure
Computed Tomography (CT) procedure

CT colonography image showing a cleansed colon. Image was obtained after a physical bowel cleansing. For more information see CT Colonography.

Schematic map of the colon generated by CT colonography software. The software automatically isolates the air-filled colon and rectum and generates an endoluminal centerline (green line). The red dot indicates the location of a polyp.

Three-dimensional (3-D) virtual colonoscopy showing a slightly elevated nonpolypoid lesion, a flat or sunken region (arrowheads).

CT colonography image showing a rectal mass (arrow).

Your Radiologist Explains CT Colonography
Computed Tomography (CT or CAT scan) equipment


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