title: Primary renal vein leiomyosarcoma.
mesh_terms: D005260:Female; D006801:Humans; D007668:Kidney / Q000098:blood supply; D007680:Kidney Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology; D007890:Leiomyosarcoma / Q000000981:diagnostic imaging / Q000473:pathology; D008875:Middle Aged; D011859:Radiography; D012082:Renal Veins / Q000473:pathology; D014652:Vascular Diseases