Fascioliasis, revision clinicoepidemiologica y diagnostico. Fasciolosis is a parasitic worm infection caused by the common liver fluke fasciola hepatica as well as by fasciola gigantica. It is a parasitic trematode fluke or flatworm in the phylum platyhelminthes. It affects humans, but its main host is ruminants such as cattle and sheep. Large 140 75 lm oval, yellowbrown, operculated eggs are excreted in the faeces of infected animals and hatch into. Fasciola hepatica simple english wikipedia, the free.
Prevalence of fasciola hepatica in humans and cattle in the department of quindiocolombia 201220. Fasciola hepatica bahiya basheer 2nd year mbbs student 2. Fasciolosis humana y compromiso gastrointestinal semantic scholar. Medicina veterinaria abstract the fasciolose is a disease of great veterinary importance for causing high economical losses, due to the condemnation of great number of livers and carcasses of animals in the slaughterhouses.
Economically important infections are seen in cattle, sheep, alpacas, and llamas in three forms. Epidemiology and impact of fasciola hepatica exposure in high. Oct 11, 2019 fasciola, lymnaeids and human fascioliasis, with a global overview on disease transmission, epidemiology, evolutionary genetics, molecular epidemiology and control. Pdf infeccion por fasciola hepatica y fasciolosis fasciola. Adult liver flukes, which are about 10 mm wide and 25 mm long, live in the bile duct, feeding on blood, bile and epithelial cells. The disease is a plantborne trematode zoonosis, and is classified as a neglected tropical disease ntd. During intraocular surgery of a 44yearold woman from guilan province in north iran, a small flat parasite was removed from the anterior chamber angle of the left eye. Fasciola hepatica is a trematode parasite in the same family as schistosomes and shares crossreactive antigens with schistosomes. Fasciola hepatica pdf animal diseases epidemiology. Machicado, 3 vicente maco, 4 angelica terashima, 4 and luis a.
It causes damage to the liver tissues producing liver rot in all sheep breeding areas of the world. Natividad carpio1, angelica terashima iwashita 1,2 prevalence of human infections caused by fasciola hepatica in caujul. Fasciola hepatica, fasciolose, perdas economicas tema central. Hay dos especies principales, fasciola hepatica y f. It is a parasitic trematode fluke or flatworm in the phylum platyhelminthes it infects the livers of various mammals, including humans.
Pdf fasciola hepatica in the human eye abdolhossein. Fasciolosis is a zoonosis affecting ruminants, caused by the liver flukes fasciola f. Fasciolosis humana y compromiso gastrointestinal scielo. The liver was involved in cases, the gall bladder in 9 cases and the stomach in 2 cases. Fasciola hepatica in ruminants digestive system merck. Milestones in the discovery of the life cycle of fasciola hepatica. Abstract the definite hosts of fasciola hepatica are sheeps, cows, and humans.
The intermediate host is a hermaphroditic lymnaeid snail major sources of human. 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. Fascioliasis is found in all continents except antarctica, in over 70 countries, especially where there are sheep or cattle. Fascioliase hepatica humana tratada com triclabendazol. Sixteen human cases of fasciola hepatica infection are described. Association of fasciola hepatica infection with liver. It is known as the common liver fluke and causes a disease called fascioliasis. 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. The disease caused by the fluke is called fascioliasis. Fasciola hepatica definition of fasciola hepatica by. 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. In acute cases, serological reactions as immunoblothing or. In acute cases, serological reactions as immunoblothing or detection of parasite antigens in the blood are useful. Follow me to a labeled images of fasciola hepatica.
Fasciola hepatica commonly called sheep liver fluke. 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. A related parasite, fasciola gigantica, also can infect people. Fasciola hepatica the liver fluke zoology for ias, ifos. Prevalence is highest in areas where extensive sheep and cattle raising occurs and where dietary practices include the consumption of raw aquatic vegetables. Apresenta facilidade posologica, assim como rapida resposta terapeutica. Fascioliasis is a parasitic infection typically caused by fasciola hepatica, which is also known as the common liver fluke or the sheep liver fluke. Fasciolosis, an important zoonosis, is classified by who as a neglected tropical disease. It infects the livers of various mammals, including humans. It has been classified as a neglected tropical disease. The life cycle of fasciola hepatica starts when a female lays eggs in the liver of an infected human. It is leafshaped, pointed at the back posteriorly, and wide in the front anteriorly.
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. Fascioliasis is a waterborne and foodborne zoonotic disease caused by two parasites of class trematoda, genus fasciola. The disease caused by the fluke is called fascioliasis also kn. Il parassita adulto depone uova che vengono portate dalla bile nellintestino e raggiungono lesterno con le feci necessariamente in ambiente acquatico. Pdf fasciola hepatica human infection luis falconi. The trematodes fasciola hepatica also known as the common liver fluke or the sheep liver fluke and fasciola gigantica are large liver flukes f. Fasciola hepatica is a parasitic fluke that lives in the liver. Eggs of fasciola hepatica have been found in mummies, showing that human infection was occurring at least as early as pharaonic times farag. Many mammals, including sheep, cattle, rodents, marsupials and humans, can act as definitive hosts. 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 adalah salah satu trematoda hati yang bersifat hermaprodit yang dapat menimbulkan penyakit fascioliasis. Fascioliasis due to fasciola hepatica and fasciola gigantica infection. Man may become infested with this fluke by eating uncooked vegetables. Lesions containing parasitic remnants or fluke eggs were rarely seen.
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