title: Spontaneous retroperitoneal hemorrhage associated with hypernephroma.
mesh_terms: D000230:Adenocarcinoma / Q000150:complications / Q000473:pathology; D000293:Adolescent; D000368:Aged; D005260:Female; D006470:Hemorrhage / Q000209:etiology*; D006801:Humans; D007680:Kidney Neoplasms / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology; D008297:Male; D008875:Middle Aged; D012187:Retroperitoneal Space; D014567:Urography