棘球蚴病由细粒棘球绦虫或多房棘球绦虫引起。人是其中间宿主。当误食虫卵后,六钩蚴经肠壁随血循环侵入组织,主要是肺和肝。孤立的原发性脾棘球蚴病很罕见。继发性的脾棘球蚴病主要是自发的或者手术引起的肝棘球蚴囊的破裂导致原头节向脾播散。这里介绍第一例用超声介导的细针 Echinococcosis caused by Echinococcus granulosus or Echinococcus multilocularis. Man is the middle host. When ingested after the worm eggs, six-cercaria by the intestinal wall invasion with blood circulation organizations, mainly the lungs and liver. Isolated primary spleen hydatid disease is rare. Secondary splenic hydatid disease is mainly spontaneous or surgical rupture of the liver hydatid cyst leads to the protuberance disseminated to the spleen. Here is the first example of an ultrasound-guided fine needle