Fibrous histiocytoma of the paranasal sinus: Report of a case

The patient was a 57-year-old woman. About three years before she had been struck on the right zygomatic region. Two years later she noticed the right maxillary swelling, pain, nasal obstruction, and occasional right nasal bleeding. Symptoms became gradually severe, and on Feb. 14, 1983, she was referred to our clinic by a dentist.A maxillary cyst was suspected from the x-rays of panoramic tomography and Waters'view. But on admission, CT scan demonstrated a soft tissue mass which filled out the right maxillary antrum.Tumorectomy was done on 16, March, and after that histopathological diagnosis of benign fibrous histiocytoma was made.The postoperative course was uneventful and during 16-month interval since surgery, there has been no evidence of recurrence.