title: Primary malignant fibrous histiocytoma of the maxilla.
mesh_terms: D000293:Adolescent; D003937:Diagnosis, Differential; D005260:Female; D018219:Histiocytoma, Benign Fibrous / Q000473:pathology*; D006801:Humans; D008441:Maxillary Neoplasms / Q000473:pathology*; D009364:Neoplasm Recurrence, Local