label: Extrahepatic Bile Duct Mixed Adenoneuroendocrine Carcinoma
label_lc: extrahepatic bile duct mixed adenoneuroendocrine carcinoma
description: A carcinoma that arises from the extrahepatic bile ducts and is characterized by the presence of a malignant glandular epithelial component and a malignant neuroendocrine component.  At least 30 percent of either component should be present for the diagnosis to be made.