Malignant fibrous histiocytoma in the maxilla: review of literature and report of a case.

This case report demonstrates the difficulty involved in establishing a diagnosis of malignant fibrous histiocytoma. The histologic characteristics of this tumor as well as the important contributions of electron microscopy and special staining techniques in making the diagnosis, have been discussed. Review of 16 cases of MFH revealed the typical presentation of maxillary sinus malignancy. Treatment modalities vary, depending on the size of the tumor and the preference of the surgeon.