The most common location of cysts is the liver, but cysts may develop in almost any organ, including lungs, kidneys, spleen, nervous tissue, etc, years after the ingestion of the echinococcus eggs.
Ciste so najpogosteje v jetrih, vendar pa se lahko razvijejo v skoraj vsakem organu, vključno s pljuči, ledvicami, vranico, živčnim tkivom itd. več let po zaužitju jajčec ehinokoka.