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All about the chinese fluke worms
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Clonorchis sinensis
Clonorchis sinensisServando Tabjan
IntroductionETYMOLOGY: Clon = branched and orchis = testis along with sinensis = representing China. HISTORY: This trematode was originally described from the bile passages of a Chinese carpenter working in Calcutta, India. It was described in Japan in 1883 and was recognized as being endemic in south China in 1908 by Heanley. Cats were first noted to be infected in Japan (Ijima, 1887).
Common Name:
Chinese Liver Fluke Oriental Liver Fluke
http://www.redorbit.com/education/reference_library/animal_kingdom/miscellaneuos/1112846356/chinese-liver-fluke-clonorchis-sinensis/ http://www.aavp.org/wiki/trematodes-2/trematodes-pancreatic-duct-bile-duct-gall-bladder/opisthorchidae/clonorchis-sinensis/
2Morphology Adult
Morphology Egg
MiracidumCercariaMorphology
Metacercariaencysted metacercaria ofClonorchis sinensisnormally found in fish but occasionally in crustaceans5
LIFECYCLE Mode of transmission, laboratory diagnosis 6
Clonorchiasis Clonorchiasis, with a common bile duct carcinoma, in a 75-year-old man7Pathology and Symptomatology
1st phase: Desquamation of epithelial cells
2nd phase: Hyperplasia
3rd phase:
Adenomatous tissue formation
4th phase:
8Symptoms Irregular appetite Gastrointestinal disturbances EdemaHepatomegaly
Mild, essentially, symptomless, progressive9Treatment: Chloroquine
Prevention and ControlThorough cooking of freshwater fish
cholang10