华支睾吸虫病是人体主要寄生虫病之一,在我国流行较为广泛。仅就山东而言,自1962年报告有该病流行以来,至今已有100多个县市区发现有本病流行,约占全省县区的80％,多数分布在涝洼地区的村庄,但在积水不同的村庄感染和发病情况如何,未见报道。为给今后防治华支睾吸虫病提供可靠依据,必须摸清那类村是重流行、一般及轻度流行区,为此,我们 Clonorchis sinensis is one of the major parasitic diseases in the human body and is more prevalent in our country. In Shandong alone, since the epidemic was reported in 1962, more than 100 counties and cities have found this disease endemic, accounting for about 80% of the province’s counties and districts, most of which are located in villages in the waterlogged areas. However, there are no reports of infection and incidence in different villages in Sekisui. For the future to provide a reliable basis for the prevention and treatment of Clonorchiasis, we must find out that the village is heavy, general and mild endemic areas, for which we