猪巨吻棘头虫(Macracanthorhychus hirudinaceus)是寄生在猪小肠中的一种寄生虫。但人体感染尚属少见。国内除见辽宁、河北人体感染的病例报告外,我省及其他地区尚未见有关报道。1974年我院曾遇2名儿童感染猪巨吻棘头虫,并获得虫体。现报告如下。 Macracanthorhychus hirudinaceus is a parasite parasitized in the small intestine of pigs. However, human infection is still rare. In addition to the domestic see Liaoning, Hebei case reports of human infection, the province and other areas have not seen the relevant reports. In 1974, our hospital had encountered 2 children infected with giant snakehead spines, and acquired the parasites. The report is as follows.