Figure 3. Unblinded 6-mm tubular adenoma located at the inner aspect of a sigmoid flexure.Left. Three-dimensional endoluminal view from virtual colonoscopy shows a sessile polyp situated between folds. The centerline path for automated navigation is shown (line). Right. Colon map generated from the supine computed tomography data set that shows the vantage point (arrow) for the image on the right. The polyp location (circle) is situated at the inner turn of the flexure.

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