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.

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