title: [Retroperitoneal leiomyosarcoma].
mesh_terms: D005260:Female; D006801:Humans; D007890:Leiomyosarcoma / Q000000981:diagnostic imaging* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D014567:Urography
vernacular_title: Leiomiosarcomas retroperitoneales.