Fig. 2
From: Surgical and molecular pathology of pancreatic neoplasms
a Low-grade pancreatic intraepithelial neoplasia (PanIN) showing micro-papillary epithelium with mild to moderate cytological atypia. b Intraductal papillary mucinous neoplasm (IPMN), gastric-foveolar type with low-grade dysplasia. c Mucinous cystic neoplasm (MCN) showing gastric-foveolar type epithelium with low-grade dysplasia, surrounded by ovarian-type stroma