[Intracranial hemorrhages in patients with renal polycystic degeneration].

A female patient is described in whom symptoms of cholecystitis developed after operation for intracranial aneurysm. Enlarged polycystic kidney was recognized erroneously as gallbladder and this error led to laparotomy. In another case meningocerebral haemorrhage developed in a hypertensive patient with polycystic kidney degeneration.