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Extramedullary plasmacytoma is a rare soft tissue malignancy composed of plasma cells. This tumor may be primary or se-condary to the generalized multiple myeloma. The great majority of extramedulary plasmacytoma occurs in the head and paranasal sinus, and nasopharynx, in the decreasing order. However extramedullary plasmacytoma of the larynx is rare. La-ryngeal plasmacytomas acounts for betwen 6 to 18% of all extramedullary plasmacytomas. We report, with a review of literature, a case of extramedullary plasmacytoma of the larynx in a 41 year-old female patient. (Korean J Otolaryngol 2002;45:526-8)