label: Parotid Gland Pleomorphic Adenoma
label_lc: parotid gland pleomorphic adenoma
description: "A benign, slow-growing tumor that arises from the parotid gland.  It is composed of cells that demonstrate both epithelial and mesenchymal differentiation. It is the most common neoplasm of salivary gland origin and women are more often affected than men."