四川省地域宽广,气候温暖颇适宜寄生虫生长发育和在人群中的流行与传播。经半个世纪的防治,寄生虫病防治工作取得令人鼓舞的成就,丝虫病已被消灭,一些寄生虫病在人群中的感染率、感染度均呈明显下降趋势。尤其是通过实施群体驱虫治疗、推行全民健康教育、改水改厕、环境治理等 Sichuan Province, a wide area, the climate is warm and suitable for parasite growth and development in the crowd and spread. After half a century of prevention and treatment, parasitic disease prevention and control work has made encouraging achievements. Filariasis has been eliminated. Some parasitic diseases have a marked decline in the infection rate and the degree of infection in the population. Especially through the implementation of group deworming treatment, the implementation of universal health education, water and toilet, environmental management, etc.