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Trematode - Coggle Diagram
Trematode
Fasciola spp. (liver fluke)
Fasciola hepatica
Sheep raising countries
rediae
miracidium
cercaria
Cause Fascioliasis
Fasciola gigantica
(cattle raising countries)
Large leaf-shaped
Adult in bile ducts of ruminants
IH:
Lymnea rubiginosa
(snail)
Schistoma
spp. (Blood fluke)
Adult not pathogenic, deposits eggs in tissue causing inflammtory and granulomatous responses around the eggs.
S. nasalis eggs lies in nasal mucosa, cause snoring disease.
S. spindale can enter human skin, causes '
sawah itch
'
PS: mesenteric veins
IH: Snail/water
Paragonimus
spp. (Lung fluke)
Resemble coffee bean when alive, hermaphrodite, have oral and ventral suckers.
Infection caused by infected crustaceans (undercooked or pickled in human cases)
DH: cats, dogs, wild, carnivores, man (Oriental lung flukes)
Penetration through GIT
Migration of immature flukes from GIT to the lungs.
Clonorchis
spp. (Chinese/oriental liver fluke)
Occasional host: Cats & dogs
DH: human
An important foodborne pathogen and cause liver diseases in Asia
Pathogenesis: Development of cyst containing flukes adjacent to the bile ducts.
Dicrocoelium
spp.
PS: Bile fluke of
sheep, cows, goats, deer and rabbits.
2 IH: Snail(
Zebrina detrita
) & ants(
Formica fusca
)
Dicrocoelium dendriticum
Human can be accidental definitive host
Paramphistomum cervi
(Rumen fluke)
Large, ovoid
PS: Rumen, reticulum(adult) Duodenum
(immature stage)
Cause severe erosion of duodenal mucosa
Platynosomum fastomum
(Cat liver fluke)
Lizard poisoning
PS: bile ducts & pancreatic ducts of cats