Intraductal Tubulopapillary Neoplasm Mari Mino-Kenudson, MD Key Facts Terminology Solid epithelial neoplasm composed of back-to-back tubular glands and papillae that grows within and obstructs pancreatic ducts No grossly visible mucin…
Intraductal Oncocytic Papillary Neoplasm Mari Mino-Kenudson, MD Key Facts Terminology Grossly cystic neoplasm with intraductal growth pattern and oncocytic epithelium Clinical Issues Rare entity with ˜ 40 cases reported in…
Mucinous Cystic Neoplasm Mari Mino-Kenudson, MD Key Facts Terminology Neoplasm composed of mucin-producing epithelial cells associated with ovarian-type stroma Clinical Issues Comprises 10% of cystic lesions of pancreas Average age…
Acinar Cell Cystadenoma Vikram Deshpande, MD Key Facts Terminology Benign pancreatic cyst lined by acinar cells Clinical Issues Young to middle-aged Benign cyst without risk of malignant transformation Macroscopic Features…
Ductal Adenocarcinoma, including Variants Mari Mino-Kenudson, MD Key Facts Terminology Adenocarcinoma arising in pancreatic ductal system Comprises 85-90% of all pancreatic neoplasms Clinical Issues Most cases unresectable at presentation Nonspecific…
Squamous/Adenosquamous Carcinoma, Pancreas Mari Mino-Kenudson, MD Key Facts Terminology Pure squamous or mixed glandular and squamous carcinoma of pancreas Clinical Issues Adenosquamous carcinoma accounts for 3-4% of exocrine pancreas malignancies…
Undifferentiated Carcinoma Mari Mino-Kenudson, MD Key Facts Terminology Malignant epithelial neoplasm with significant component showing no definite differentiation Wide range of morphologic findings ranging from pleomorphic epithelioid cells to multinucleated…
Pancreatic Intraepithelial Neoplasia Vikram Deshpande, MD Key Facts Terminology Noninvasive ductal epithelial proliferations associated with pancreatic ductal adenocarcinoma Clinical Issues High-grade PanIN, particularly PanIN-3, indicates elevated risk for pancreatic adenocarcinoma…
Perihilar Bile Duct Cancer Protocol Laura Webb Lamps, MD Perihilar Bile Ducts: Local or Segmental Resection, Hilar Resection With or Without Hepatic Resection Surgical Pathology Cancer Case Summary (Checklist) Specimen…
Distal Extrahepatic Bile Duct Cancer Protocol Laura Webb Lamps, MD Distal Extrahepatic Bile Ducts: Local or Segmental Resection, Pancreaticoduodenectomy Surgical Pathology Cancer Case Summary (Checklist) Specimen (select all that apply)…
