[Relapsing parasitic embolism of the pulmonary artery in hepatic echinococcosis].

A case of multiple echinococcosis of the liver in a woman of 52 complicated by perforation of the parasite cyst into the right hepatic vein, repeated parasitic embolism of the pulmonary artery and anaphylactic shock is presented. A set of changes in the lungs in this process is described: giant-cell arteritis and thromboarteritis, hemorrhagic infarctions, giant-cell reaction in the reticular definite tissue as well as sarcoid reaction in bronchopulmonary and tracheo-bronchial lymph nodes.