Effects of environment changes on fasciolopisiasis epidemic ecological in Weishan lake area

  Objective   To investigate the effects of ecological environment changes on fasciolopsiasis epidemic in Weishan lake area after the South-to-North water diversion.

  Methods   Epidemiological survey was performed on the natural environment, the changes of water area and the infection of fasciolopsis buski in aquatic in Weishan country.Health situation of the residents was also investigated and the fresh stools from residents of lake areas were examined by improved kato-kato method.

  Results   The expansion of water area and the control of water contamination after the South-to-North water diversion project were in favor of the propagation and the spreading of the middle host of aquatic animals and plants.But no fasciolopissi buski was found in the aquatic animals and plants and the pigs.Knowledge of fasciolopisiasis prevent ion and cure was short in the residents and the infection rate of fasciolopsis buski was 0.06% in the people.

  Conclusion   Changes of the ecological environment in Weishan lake area and the unhealthy life style of the presidents may lead to the epiemic and spreading of fasciolopsiasis.But widely propagation of fasciolopsiasis prevention and cure knowledge and some according methods can prevent the epidemic of fasciolopsiasis in the lake area.