title: Recurrent xanthogranuloma (malignant fibrous histiocytoma).
mesh_terms: D005260:Female; D018219:Histiocytoma, Benign Fibrous / Q000601:surgery*; D006801:Humans; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local; D012186:Retroperitoneal Neoplasms / Q000601:surgery*