Gastrointestinal Tract Villous Adenoma

**Semantic type:** Neoplastic Process

**Definition:** An adenoma that arises from the glandular epithelium of the gastrointestinal tract and is characterized by the presence of a villous architectural pattern. Most often it occurs in the large intestine, small intestine, and the stomach. The neoplastic epithelial cells show dysplastic features.

**Synonyms:** - GI Tract Villous Adenoma