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Lymphocytic sclerosing pancreatitis, , Acute Pancreatitis,

Benign: Pancreatic atrophy, Pancreatic lipoma, Lymphoepithelial cyst

Malignant: Acinar cell carcinoma of pancreas, Adenosquamous carcinoma, Colloid carcinoma, Hepatoid carcinoma, , Pancreatic intraepithelial neoplasia, Pancreatoblastoma, Serous cystadenoma, Signet ring cell carcinoma, Solid-pseudopapillary neoplasm, Undifferentiated carcinoma, Undifferentiated carcinoma with osteoclast-like giant cell, Neuroendocrine tumors, Pancreatic ductal adenocarcinoma, Intraductal papillary mucinous neoplasm (IPMN), Serous cystadenoma, Solid-pseudopapillary tumour of pancreas, Pancreatic lymphangioma, Pancreatic teratoma, Pancreatic lymphoma, Schwannoma, Neurofibroma, Sarcoma, Intraductal tubular neoplasm (ITN), Metastases to pancreas, Von Hippel-Landau (VHL)-associated serous cystic neoplasm

Adenocarcinoma of pancreas, Mucinous cystic neoplasm, Insulinoma, Gastrinoma, Glucagonoma, VIPoma, Somatostatinoma, Zollinger-Ellison syndrome, , Pancreatic abscess, pancreatic pseudocyst

Intraductal papillary-mucinous neoplasms

• Younger women
• Constitutional symptoms
• Abdominal pain

• Highly cellular stromal layer immediately beneath the epithelium is a hallmark finding
• Stromal cells express estrogen and progesterone receptors
• Columnar epithelium with abundant luminal mucin
• Papillary growth pattern and mitoses

• Located in the body or tail of the pancreas
• Sharply demarcated cystic masses
• Thick fibrous wall