GIANT EPITHELIAL MYOEPITHELIAL CARCINOMA OF PAROTID GLAND- A CASE REPORT

Epithelial myoepithelial carcinoma is a rare salivary gland tumor consisting of inner duct lining epithelial cells and outer clear myoepithelial cells, which is characteristic composition of biphasic tubular structure. It was first described by Donath et al in 1972 and classified as a rare low grade biphasic neoplasm of salivary glands.In 1991, WHO recognized this tumor as a distinct entity and subtype of salivary gland adenocarcinoma which became a part of new classification system.Morphological features and immunohistochemistry distinguish the two cell types of this tumor. This is a case report of epithelial myoepithelial carcinoma of parotid gland in a 46 year old male patient.