title: Retroperitoneal angiosarcoma with renal invasion: cytologic and histologic studies of a case.
mesh_terms: D000368:Aged; D006394:Hemangiosarcoma / Q000473:pathology / Q000556:secondary* / Q000652:urine; D006801:Humans; D007680:Kidney Neoplasms / Q000556:secondary*; D008297:Male; D012186:Retroperitoneal Neoplasms / Q000473:pathology* / Q000652:urine