Is a sessile polyp more dangerous that a sessile tubular adenoma?


Quick Answer

One is not more dangerous than the other, as sessile polyps and tubular adenomas are simply different terms relating to the shape and growth pattern of a polyp, explains American Cancer Society. Sessile polyps and sessile tubular adenomas are polyps that have not yet become cancerous.

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Full Answer

Sessile is a medical term that means a polyp is slightly flattened and broad-based, states American Cancer Society. A tubular adenoma is a medical term that means a polyp is tubular in shape. Therefore a sessile tubular adenoma has a tubular growth pattern and is slightly flattened and broad-based. A tubular adenoma is generally smaller than a villous adenoma. A large villous adenoma is more likely to develop cancer than a tubular adenoma. Polyps are most often removed during a colonoscopy, before they have time to develop into cancer.

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