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Opisthorchis viverrini
Opisthorchis viverrini (commonly referred to as the Southeast Asian liver fluke) Opisthorchis viverrini Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Foodborne (consumption of raw or undercooked freshwater fish) Primary Target Area:Bile ducts within the liver Lifecycle Form:Metacercariae (infective encysted stage in fish), juvenile fluke, adult fluke (bile duct stage) Incubation Period:Symptoms may develop weeks to ... Read more
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Paragonimus westermani
Paragonimus westermani (commonly referred to as the lung fluke) Paragonimus westermani Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Foodborne (consumption of raw or undercooked crustaceans) Primary Target Area:Lungs (primarily), occasionally brain or other tissues Lifecycle Form:Metacercariae (infective encysted stage in crustaceans), juvenile fluke (migratory stage), adult fluke (lung stage) Incubation Period:Symptoms may develop weeks to ... Read more
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Clonorchis sinensis
Clonorchis sinensis (commonly referred to as the Chinese liver fluke) Clonorchis sinensis Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Foodborne (consumption of raw or undercooked freshwater fish) Primary Target Area:Bile ducts within the liver Lifecycle Form:Metacercariae (infective encysted stage in fish), juvenile fluke, adult fluke (bile duct stage) Incubation Period:Symptoms may develop weeks to months ... Read more
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Fasciolopsis buski
Fasciolopsis buski (commonly referred to as the giant intestinal fluke) Fasciolopsis buski Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Foodborne (ingestion of contaminated aquatic plants) Primary Target Area:Small intestine Lifecycle Form:Metacercariae (infective encysted stage on aquatic vegetation), juvenile fluke, adult fluke (intestinal stage) Incubation Period:Symptoms may develop weeks to months after ingestion. Transmission: Fasciolopsis buski ... Read more
Fasciola hepatica (Liver Fluke)
Fasciola hepatica (commonly referred to as the liver fluke) Fasciola hepatica Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Foodborne / Waterborne (ingestion of contaminated aquatic plants or water) Primary Target Area:Liver and bile ducts Lifecycle Form:Metacercariae (infective encysted stage on aquatic vegetation), juvenile fluke (migratory stage), adult fluke (bile duct stage) Incubation Period:Symptoms may develop ... Read more
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Schistosoma japonicum
Schistosoma japonicum (commonly associated with intestinal and hepatosplenic schistosomiasis) Schistosoma japonicum Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Waterborne (skin penetration by larval stage) Primary Target Area:Intestinal blood vessels (mesenteric veins), liver Lifecycle Form:Cercariae (free-swimming infective larval stage), schistosomula, adult worms (blood vessel stage), eggs Incubation Period:Early symptoms may appear within weeks after exposure; chronic ... Read more
Schistosoma haematobium
Schistosoma haematobium (commonly associated with urinary schistosomiasis) Schistosoma haematobium Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Waterborne (skin penetration by larval stage) Primary Target Area:Blood vessels of the urinary tract, bladder Lifecycle Form:Cercariae (free-swimming infective larval stage), schistosomula, adult worms (blood vessel stage), eggs Incubation Period:Early symptoms may develop within weeks of exposure; chronic disease ... Read more
Schistosoma mansoni
Schistosoma mansoni (commonly associated with intestinal schistosomiasis) Schistosoma mansoni Details: Type:Helminth (parasitic flatworm) Category:Flukes (Trematodes) Transmission Type:Waterborne (skin penetration by larval stage) Primary Target Area:Intestinal blood vessels (mesenteric veins), liver Lifecycle Form:Cercariae (free-swimming infective larval stage), schistosomula, adult worms (blood vessel stage), eggs Incubation Period:Early symptoms may appear within weeks after exposure; chronic disease can ... Read more
Frequently Asked Questions
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