Duodenal Villous Adenoma

**Semantic type:** Neoplastic Process

**Definition:** A neoplasm that arises from the glandular epithelium of the duodenum and is characterized by the presence of a villous architectural pattern. The neoplastic glandular cells have dysplastic features.

**Synonyms:** - Villous Adenoma of Duodenum - Villous Adenoma of the Duodenum - Villous Adenoma, Duodenum