Sessile Tubular Adenoma
Left: 81 year-old woman undergoing colonoscopy for polyp surveillance. This small polypoid nodule,
histologically found to be a true adenoma, is grossly identical in appearance to a hyperplastic polyp.
All such lesions should be removed for histologic analysis.
Right: 75 year-old woman with occult gastrointestinal bleeding. Colonoscopy revealed this small, sessile,
multilobulated lesion which proved to be a benign tubular adenoma.
Left: 44 year-old woman with gastrointestinal bleeding. This smooth polyp on a broad base proved to be a
Right: 47 year old man with occult bleeding and anemia. This sessile polyp had an
inflamed, ulcerated appearance worrisome for possible malignancy, but proved to be a benign tubular ademona. Interestingly,
the same patient also had a smooth pedunculated polyp which appeared benign, but which was actually
Unusual flat, umbilicated mucosal
lesion in a 74 year-old man. Biopsies revealed this lesion to be a tubular adenoma.
60 year old man with a prior history of colon polyps was found to have this 1 cm sessile tubular adenoma
in the mid ascending colon.
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