Plasma cell tumours of the upper respiratory tract.
D006801:Humans; D007830:Larynx; D009101:Multiple Myeloma; D010950:Plasma Cells; D010954:Plasmacytoma; D012142:Respiratory Tract Neoplasms; D014132:Trachea
MYELOMA, PLASMA CELL; RESPIRATORY TRACT/neoplasms