echinococciasis of liver

例句：

1. 1. The patient had been diagnosed with echinococcusosis and was being treated for it.
   患者被诊断出患有棘球蚴病，正在接受治疗。
2. 2. Echinococcus granulosus is a common cause of echinococcusosis in humans.
   棘球绦虫是导致人类棘球蚴病的常见原因。
3. 3. Echinococcus granulosus is a parasite that can cause echinococcusosis in humans.
   棘球绦虫是一种寄生虫，可以导致人类棘球蚴病。