sessile serrated adenoma

Sessile serrated adenoma of the colon and rectum

What is a sessile serrated adenoma? A sessile serrated adenoma (SSA) is a non-cancerous growth in the colon. However, it can become cancerous if left untreated or not completely removed. An SSA is a relatively new type of polyp, having only been recognized for the past two decades. Before this, most of these polyps were …
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