title: Malignant fibrous histiocytoma in the maxillary sinus. Xanthoma-like change of the tumor after radiotherapy.
abstract: A case of malignant fibrous histiocytoma (MFH) in the right maxillary sinus is reported. Patient was a 30-year-old male, and was diagnosed as pleomorphic type of MFH by biopsy before therapy. The tumor shrunk and changed into xanthoma-like tumor after radiotherapy. A case like the present case has not been reported previously in the literature.
mesh_terms: D000328:Adult; D018219:Histiocytoma, Benign Fibrous / Q000473:pathology / Q000532:radiotherapy*; D006801:Humans; D008297:Male; D008443:Maxillary Sinus / Q000473:pathology; D010255:Paranasal Sinus Neoplasms / Q000473:pathology / Q000532:radiotherapy*; D014973:Xanthomatosis / Q000209:etiology* / Q000473:pathology