Figure 4.

Section from left hemicolectomy showing a constricting mass in the distal transverse colon (Label A) and an adjacent synchronous mass in the proximal descending colon (Label B). Filiform polyps (F) are seen within both lesions.

Section from left hemicolectomy showing a constricting mass in the distal transverse colon (Label A) and an adjacent synchronous mass in the proximal descending colon (Label B). Filiform polyps (F) are seen within both lesions.