Diagnosis and Treatment of Rare Malignant Fibrous Histiocytoma of Hosreshoe Kidney and Review of Literature

[Objective] To evaluate the diagnosis and treatment of malignant fibrous histiocytoma of the horseshoe kidney. [Methods] The clinical data of a case of malignant fibrous histiocytoma arising from the left side of a horseshoe kidney (which is a rare condition) was reviewed. [Results] The case underwent surgical resection. Malignant fibrous histiocytoma was proved postoperatively by pathology and immunohistochemistry. [Conclusions] The malignant fibrous histiocytoma is rare in urogenital system and is difficult to be diagnosed preoperatively and immunohistochemistry is helpful for its diagnosis.