title: Mixed embryonal and alveolar type rhabdomyosarcoma of the sphenoid sinus.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D010255:Paranasal Sinus Neoplasms / Q000473:pathology*; D012208:Rhabdomyosarcoma / Q000473:pathology*; D013101:Sphenoid Sinus