[Multiple extramedullary plasmocytoma of the upper respiratory and digestive tracts. A case report].

Solitary or multiple extramedullary plasmacytoma is and odd condition. We report one case of multiple extramedullary plasmacytoma of pharyngolaryngeal site, stressing the importance of the area covered in order to rule out the most frequent systemic disease, that is the multiple myeloma. Comments about pathological anatomy features of the diagnosis and elective treatment as well.