Primary extramedullary plasmacytoma of the tongue base. Case report and review of the literature.

Background: Primary extramedullary plasmacytomas (PEMP) are rare malignant neoplasms with a predilection for the head and neck. Eighty percent of all PEMP are located in this area.

Case Report: The authors present a case of lingual plasmacytoma in a 65-year-old man, diagnosed on biopsy and treated with external beam radiotherapy.