High Grade Pancreatic Intraepithelial Neoplasia

**Semantic type:** Neoplastic Process

**Definition:** A pancreatic epithelial neoplasia characterized by the presence of papillary and rarely flat architectural patterns with formation of cribriform patterns and luminal necrosis. Severe dysplasia is present.

**Synonyms:** - Grade 3 Pancreatic Intraepithelial Neoplasia - Grade III Pancreatic Intraepithelial Neoplasia - High Grade PanIN - High-Grade PanIN - High-Grade Pancreatic Intraepithelial Neoplasia - PanIN-3 - PanIN-3 - Pancreatic Intraepithelial Neoplasia-3