label: Salivary Gland Basal Cell Adenocarcinoma
label_lc: salivary gland basal cell adenocarcinoma
description: "A rare adenocarcinoma of the major and minor salivary glands, originating from basaloid, myoepithelial and ductal cells.  While morphologically resembling basal cell carcinomas, it is a distinct entity.  The tumor is not encapsulated, may invade locally, and less frequently may metastasize.  It usually occurs in older patients."