Abstract
The salivary glands neoplasms (NSG) are rare, occurring mainly in the parotid gland, and the knowledge of their etiological factors is still very limited. Considering the benign neoplasms, Pleomorphic adenoma (AP) is the most common. In rare episodes, AP can undergo malignant transformation, becoming a carcinoma ex- pleomorphic adenoma (CXAP) by changing its indolent behavior to an aggres…