There are several types of sessile polyps. These include sessile serrated adenomas, villous adenomas, tubular adenomas, and tubulovillous adenomas. Sessile polyps may be benign or cancerous.

There are three types of polyps: Precancerous polyps are called adenomas. The larger the size of an adenoma, the more ...

Polyps can be divided into four shape categories: Colorectal polyps can be categorized by type, including: Adenomatous ...

While this technique usually allows removal of lesions up to 20 mm in size, larger polyps can be removed by endoscopic piece-meal resection. Improvements in endoscopy techniques and imaging will ...

While protruding lesions are easily diagnosed, diagnosis is more difficult for nonprotruding lesions. However, application of modern endoscopic techniques allows detection of nonprotruding neoplasia.