#Echinococcosis abdominis. The patient is 43 year old man. There is no information when the disease started. There were one big cyst in omental bursa, three cyst in the liver, and three small cysts in the small pelvis. We made evacuation of all cysts and maximal reduction of the perycysts of all cysts. The biggest cyst was in the omental bursa. We evacuated 6L of liqued and more 50+ daughter cysts.