Pancreatic Intraductal Papillary-Mucinous Neoplasm, High Grade

**Semantic type:** Neoplastic Process

**Definition:** A non-invasive pancreatic intraductal papillary mucinous neoplasm characterized by the presence of neoplastic epithelial cells that exhibit loss of polarity, nuclear stratification, hyperchromasia, and pleomorphism. There is severe architectural atypia and frequent mitotic figures present.

**Synonyms:** - Pancreatic Intraductal Papillary Mucinous Neoplasm with High Grade Dysplasia - Pancreatic Intraductal Papillary-Mucinous Neoplasm with High Grade Dysplasia - Pancreatic Intraductal Papillary-Mucinous Neoplasm, High-Grade - Pancreatic Non-Invasive Intraductal Papillary-Mucinous Carcinoma