Small polyp protruding from the mouth of a colonic diverticulum in a 58 year-old woman undergoing colonoscopy for evaluation of occult bleeding. The polyp was successfully excised with a snare wire using electrocautery, without precipitation of bleeding and without perforation. The polyp proved to be a tubular adenoma.
Left: 42 year-old woman found to have a small polyp situated just inside the mouth of a diverticulum in the ascending colon. Right: The polyp was excised with a snare wire using electrocautery, and histologically was found to be a tubular adenoma. The polypectomy site is the white area at the mouth of the diverticulum, and the excised polyp is below.
65 year-old man undergoing routine colon screening. In the sigmoid colon, an inverted diverticulum was found, on the tip of which was a small tubular adenoma.
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