Intra-Ampullary Papillary-Tubular Neoplasm with Low Grade Dysplasia

**Semantic type:** Neoplastic Process

**Definition:** An intra-ampullary papillary-tubular neoplasm characterized by the presence of low-grade dysplasia.

**Synonyms:** - Ampullary Low Grade Intraepithelial Neoplasia - Ampullary Noninvasive Pancreatobiliary Papillary Neoplasm with Low Grade Dysplasia - Intra-Ampullary Papillary-Tubular Neoplasm with Low-Grade Dysplasia