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Clonorchiasis
Epidemiology
  • Clonorchiasis is highly endemic in south-east China, Vietnam, Laos, Cambodia (Mekong river delta). It also occurs in Japan, Taiwan and Korea.
  • People are infected by eating raw or undercooked freshwater fish containing encysted larvae
  • Children are more frequently infected than adults
  • Fish-eating domestic but also wild animals serve as reservoir hosts