[Perforation of hydatid cysts of the liver into the abdominal cavity].

Perforation of hydatid hepatic cysts in the abdominal cavity was observed in 35 of 231 patients (14.7%). In its typical course the following periods in the clinical picture may be distinguished: anaphylactic shock, a period of subsidence, peritonitis. Asymptomatic perforation can result in the development of "echinococcic pseudotuberculosis of the peritoneum" with a favourable course or dissemination of the peritoneum with subsequent development a progressive ascites, cachexy and anemia.