Extramedullary plasmacytoma of the nasal cavity and ethmoidal sinus in human immunodeficiency virus-positive patient.

Extramedullary plasmacytoma (EMP) occurring in the nose and paranasal sinus regions are rare with a male preponderance in the fifth and seventh decades of life. We report a case of EMP of the nasal cavity and ethmoid sinus in a 28-year-old female with human immunodeficiency virus infection.