title: Primary malignant fibrous histiocytoma of ethmoid sinus.
mesh_terms: D000328:Adult; D005005:Ethmoid Sinus / Q000473:pathology*; D005260:Female; D006258:Head and Neck Neoplasms / Q000556:secondary; D018219:Histiocytoma, Benign Fibrous / Q000473:pathology* / Q000556:secondary / Q000628:therapy; D006801:Humans; D010255:Paranasal Sinus Neoplasms / Q000473:pathology* / Q000628:therapy