Fascioliasis is a worldwide zoonotic infection with fasciola hepatica and fasciola gigantica. Pdf fasciola hepatica is a parasite that is located in the liver of ruminants with the possibility to infect horses, pigs and humans. Fasciola hepatica commonly called sheep liver fluke. Dec 04, 20 however, it may often be overlooked, especially in the acute phase, because of uncertain symptoms. The egg the eggs of fasciola hepatica are operculated and average 140. Fasciola hepatica liver fluke is a physically and economically devastating parasitic trematode whose rise in recent years has been attributed to climate change. Eggshell formation volume 38 issue 3 william stephenson skip to main content accessibility help we use cookies to distinguish you from other users. Fasciola gigantica is found in fewer geographic regions. The disease caused by the fluke is called fasciolosis or fascioliasis, which is a type of helminthiasis and has been. Liver and intrahepatic bile ducts nontumor fasciola hepatica liver fluke. Follow me to a labeled images of fasciola hepatica. In sheep, the migratory phase of the parasite produces severe parenchymal disease of the liver for which the parasite is called sheep liver fluke and the disease is known as liver rot.
In general, the disease caused by the infection of fasciola hepatica is referred to as fascioliasis. It infects the livers of various mammals, including humans. Fasciola hepatica the liver fluke fasciola hepatica is a common fluke found in the liver and bile ducts of cattle, sheep, goat, pig, rabbit, dog etc. However, it may often be overlooked, especially in the acute phase, because of uncertain symptoms. Les dejections des animaux parasites souillent les eaux, ou lhote intermediaire est une limnee, petit mollusque deau douce. Predicting impacts of climate change on fasciola hepatica risk. Fasciola parasites live as adult flukes in the bile duct and immature eggs go out through feces and grow in fresh.
Fasciola hepatica can have an initial presentation similar to the presentation of malignancy. It is found in parts of latin america, the caribbean, europe, the middle east, africa, asia, and oceania. Il colonise le foie et les voies biliaires des moutons et des chevaux notamment. Fasciola hepatica can affect 46 species of wild and domestic animals as well as humans. Here, we report a case of a hepatic mass caused by fasciola hepatica. In this article we will discuss about the infection caused by fasciola hepatica and its treatment.
Economically important infections are seen in cattle, sheep, alpacas, and llamas in three forms. Fasciola hepatica, also known as the common liver fluke or sheep liver fluke, is a parasitic trematode fluke or flatworm, a type of helminth of the class trematoda, phylum platyhelminthes. Fasciola hepatica, fasciola gigantica synonyme ou renvoi. Epidemiology and impact of fasciola hepatica exposure in high.
It is found worldwide, and within the uk, with its prevalence ever increasing. Fascioliasis is a parasitic infection typically caused by fasciola hepatica, which is also known as the common liver fluke or the sheep liver fluke. Climate has an impact on the freeliving stages of the parasite and its intermediate host lymnaea truncatula, with the interactions between rainfall and temperature having the greatest influence on transmission efficacy. Fascioliasis is a zoonotic infection caused by fasciola hepatica or fasciola gigantica. In this article we will discuss about fasciola hepatica.
It is important to get an idea about the fasciola hepatica life cycle to determine the best treatment option. The zoonoses are particularly endemic in sheepraising countries and are also endemic in iran. Il possede a son extremite anterieure deux ventouses qui lui permettent dadherer a lepithelium des voies biliaires. Fasciola hepatica is a zoonotic liver fluke that can cause disease in humans. Vers plats embranchement des plathelminthes, non segmentes classe des trematodes vers adulte. Fasciola hepatica is an hepatic parasite of the class trematoda, found mainly in ruminants, namely cows, sheep and goats, but also known to affect horses, pigs, deer and man.
Comment lutter contre les mouches en elevage bovin. Fiche technique faciolose grande douve du foie gds61. The aim of this observational study was to assess the prevalence of exposure to f. Fasciola hepatica is a parasitic fluke that lives in the liver. It causes damage to the liver tissues producing liver rot in all sheep breeding areas of the world. We report an 87yearold korean male patient with postprandial abdominal pain and discomfort due to f. The liver fluke fasciola hepatica is a trematode parasite with a worldwide distribution and is the cause of important production losses in the dairy industry. Fasciola hepatica sheep liver fluke phylum platyhelminthe class trematoda fasciola gigantica very rarely infects humans. Linking to a nonfederal website does not constitute an endorsement by cdc or any of its employees of the sponsors or the information and products presented on the website. Eggs of fasciola hepatica have been found in mummies, showing that human infection was occurring at least as early as pharaonic times farag. A fasciola hepatica tem alta frequencia no rio grande do sul, especialmente no sul e sudeste do estado, onde a fasciolose e endemica. Fasciola fasciola hepatica e um verme achatado, trematodeo da familia dos fasciolideos, filo platyhelminthes, parasita dos canais biliares do boi, ovelha, cabra, porco e, raramente, do homem. Physiological and histochemical observations on the adult.
Fasciola hepatica, also known as the common liver fluke, is a trematode parasite of sheep and cattle with a widespread distribution worldwide and in the uk, where fluke prevalence in adult dairy cattle has been reported to be 48% to 76% salimibejestani et al. Fascioliasis is found in all continents except antarctica, in over 70 countries, especially where there are sheep or cattle. Oct 20, 2014 the two species of trematodes that cause fascioliasis fasciola hepatica and fasciola gigantica are leafshaped worms, large enough to be visible to the naked eye adult f. Distomatose hepatique a fasciola hepatica, autres distomatoses. A related parasite, fasciola gigantica, also can infect people. Links with this icon indicate that you are leaving the cdc website the centers for disease control and prevention cdc cannot attest to the accuracy of a nonfederal website. It is known as the common liver fluke and causes a disease called fascioliasis. The life cycle, transmission, morphology, clinical presentation, and treatment of the f. Fasciola hepatica is found in focal areas of more than 70 countries, in all continents except antarctica. Epidemiology and impact of fasciola hepatica exposure in.
The life cycle of fasciola hepatica starts when a female lays eggs in the liver of an infected human. The trematodes fasciola hepatica also known as the common liver fluke or the sheep liver fluke and fasciola gigantica are large liver flukes f. Physiological and histochemical observations on the adult liver fluke, fasciola hepatica l. Human cases have been reported in the tropics, in parts of africa and asia. Fasciola hepatica fasciola hepatica, also known as the common liver fluke or sheep liver fluke, is a parasitic flatworm of the class trematoda, phylum platyhelminthes that infects the livers of various mammals, including humans. Fasciola hepatica bahiya basheer 2nd year mbbs student 2. However, its infection on the primary host sheep is of considerable economic importance.
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