Extramedullary plasmacytomas of the head and neck.
D000328:Adult; D000368:Aged; D003937:Diagnosis, Differential; D006257:Head / Q000473:pathology; D006258:Head and Neck Neoplasms / Q000175:diagnosis* / Q000188:drug therapy / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D009101:Multiple Myeloma / Q000175:diagnosis; D010954:Plasmacytoma / Q000175:diagnosis* / Q000188:drug therapy / Q000473:pathology / Q000532:radiotherapy / Q000601:surgery