Renal leiomyosarcoma is one of the rare tumors. It constitutes only 0.5% of all primary renal malignancies. It accounts for 50-60% of primary renal sarcomas. The majority of cases are adults, and their mean age is 58 years. Renal leiomyosarcomas originate from the renal capsule, pelvis renalis, calyces, and vascular smooth muscles. These tumors have a poor prognosis, and surgery…
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