CT colonography for the detection of nonpolypoid colorectal lesions A prospective series.

Aim: To determine the diagnostic accuracy of CT-colonography (CTC) for colorectal nonpolypoid lesions.

Materials And Methods: In the period 2010-2011, 51 out of 454 patients undergoing CTC received also optical colonoscopy (OC). Three human readers with high, intermediate and low expertise interpreted the images.