Most colorectal cancer starts from a polyp, a small clump of cells that forms on the colon’s lining. Polyps are often harmless, but over time, some grow and develop into cancer. There are three types ...

An adenomatous polyp, also known as an adenoma, is an abnormal growth of cells that forms on the colon's lining. These polyps ...

Figure 5. Typical appearance of a sessile serrated adenoma/polyp in the ascending colon. Arrows indicate the indistinct upper edge of this flat, pale lesion. 1 Division of Gastroenterology and ...

Most colorectal cancer starts from a polyp, a small clump of cells that forms on the colon’s lining. Polyps are often harmless, but over time, some grow and develop into cancer. Precancerous ...