Flukes are parasitic flatworms that infect various parts of the body eg, blood vessels, gastrointestinal tract, lungs, liver depending on the species. Fascioliasis is a zoonosis infection caused by the liver trematodes fasciola spp. The disease caused by the fluke is called fascioliasis also known as fasciolosis. Research article prevalence of fascioliasis in cattle. Fascioliasis italy pdf ppt case reports symptoms treatment. 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. Pdf fasciolosis is a zoonosis affecting ruminants, caused by the liver flukes fasciola f. Fascioliasis articles case reports symptoms treatment, australia. Fascioliasis, infection of humans and grassgrazing animals, caused by the liver fluke fasciola hepatica, a small parasitic flatworm that lives in the bile ducts and causes a condition known as liver rot. Ppt fasciola hepatica powerpoint presentation free to. Fasciola, lymnaeids and human fascioliasis, with a global overview on disease transmission, epidemiology, evolutionary genetics, molecular epidemiology and control. It belongs to the group of foodborne trematode infections and is a zoonosis, meaning an animal infection that may be transmitted to humans. Fascioliasis is a foodborne parasitic disease caused by two trematode species of the genus fasciola.
Fasciolosis also known as fascioliasis, fasciolasis, distomatosis and liver rot is a parasitic worm infection caused by the common liver fluke fasciola hepatica as well as by fasciola gigantica. It affects approximately 50 million people worldwide and over 180 million are at risk of infection in both developed and underdeveloped countries. The released rhabditiform larvae grow in the feces andor the soil, and after 5 to 10 days and two molts they become filariform thirdstage larvae that are infective. Patient may be asymptomatic or presents with jaundice and biliary colic or right hypochondriac pain due to bile duct obstruction with gastrointestinal symptoms. The economics of fascioliasis liverfluke animals and. Clinical presentation and management of fasciola hepatica infection. Fascioliasis is a trematode zoonotic snailborne disease of public health and economic importance. What is fascioliasisstagessymptomstreatmentprevention. Fascioliasis is caused by two species of parasitic flatworms or trematodes that mainly affect the liver. We report a case of human fascioliasis in a 45 years old female presented to tribhuvan university teaching hospital tuth, kathmandu, nepal on august. A free powerpoint ppt presentation displayed as a flash slide show on id. Who fascioliasis diagnosis, treatment and control strategy.
The parasites can be passed to man through goat or sheep meat that is inadequately cooked. A reducing trend of fasciolosis in slaughtered animals. Fasciola hepatica free download as powerpoint presentation. There is a high prevalence of fascioliasis among herding communities in low income countries because of their constant close association with livestock that they keep.
The acute phase of the infection also known as the migratory, invasive, or hepatic phase can last up to approximately 34 months. Ppt human fascioliasis powerpoint presentation free to. Fascioliasis diagnosis, treatment and control strategy diagnosis. After several large outbreaks, fascioliasis remains one of the serious health concerns of iran. Report of the who informal meeting on use of triclabendazole i. The parasite is transmitted by consumption of fasciola spp. Human fascioliasis is currently classified as a plantfoodborne trematode infection, commonly acquired by eating metacercaria encysted on leaves that are eaten as vegetables. The economic significance of bovine fasciolosis was also assessed from condemned liver and carcass weight loss. Human fascioliasis is a trematode zoonosis of interest in public health. The economics of fascioliasis liverfluke free download as powerpoint presentation.
Asv 251 study guide 2014 baeza instructor baeza at. Habitata parasite of herbivorous anim als sheep,goat and cattle, living in. Fascioliasis ireland pdf ppt case reports symptoms. Hepatobiliary fascioliasis presenting as choledocholithiasis. A related parasite, fasciola gigantica, also can infect people. Reports suggest that the clinical presentation of hepatic phase fascioliasis is similar to that of liver abscesses of other etiology1,8. 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. 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. Fasciolosis is a parasitic worm infection caused by the common liver fluke fasciola hepatica as well as by fasciola gigantica. Fasciola hepatica the common names are the sheep liver fluke and the common liver fluke.
Prevalence of bovine fascioliasis and economic impact. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Humans are incidental hosts and become infected by ingesting contaminated watercress or water. Fascioliasis switzerland pdf ppt case reports symptoms. Fascioliasis is a trematode flatworm infection caused by fasciola hepatica or fasciola gigantica. Another presentation of the chronic infection is hemobilia as a result of. Fascioliasis is a great tropical disease all over the world so we tried to investigate the incidence of fascioliasis in the antalya region of turkey and also to find an answer to the question if. Fascioliasis is a disease that affects the liver parenchyma and bile ducts of numerous animals, including humans, which causes economic losses and threatens public health 2. The disease causes liver damage and is hardly recognized by medical personnel hence, is rarely considered as the differential diagnosis. It infects the livers of various mammals, including humans. Most of the areas with high endemicity of human fascioliasis involve f. The illness occurs worldwide, particularly in regions with intensive sheep or cattle production.
The disease is a plantborne trematode zoonosis, and is classified as a neglected tropical disease ntd. It affects humans, but its main host is ruminants such as cattle and sheep. Horses, deer and goats may also be infected by liver fluke. Fasciola hepatica and fasciola gigantica gmch,chandigarh. Thus based on the retail value of bovine liver and 1kg of beef the total annual economic loss from fasciolosis during the study time was estimated to be 4, 522,550,000 etb.
Fascioliasis is found in all continents except antarctica, in over 70 countries, especially where there are sheep or cattle. The disease caused by the fluke is called fasciolosis or fascioliasis, which is a type of helminthiasis and has been classified as a neglected. Pdf fasciolosis is an age old helminthic disease of animals and man caused by the digenetic trematode parasite belonging to the genus fasciola. Fascioliasis is caused by the liver flukes fasciola hepatica and f. Fascioliasis is a zoonotic disease caused by fasciola species. Prevalence of bovine fasciolosis and economic importance in. Chronic infection with fascioliasis can result in pain, abdominal inflammation and the formation of scar tissue and fibrosis in the bile duct, but it is not fatal. False fascioliasis pseudofascioliasis refers to the presence of eggs in the stool not because of an actual infection but rather because of recent ingestion of liver contaminated with eggs, which are not infective for humans.
Fasciola hepatica, distributed throughout all continents except the two poles, and fasciola gigantica, only present in given regions of africa and asia mascoma et al. Fascioliasis is among the important parasitic diseases in tropical and subtropical countries which limit. Fascioliasis due to fasciola hepatica and fasciola. Know the stages, signs, symptoms and treatment of fascioliasis, what is liver fluke and how does it spread to the humans. In our patients with hepatic phase fascioliasis, the common clinical signs and symptoms were right upper abdominal pain, intermittent fever, right upper quadrant tenderness and hepatomegaly. Fasciola hepatica public health diseases and disorders. Fascioliasis, an infection due to the food and waterborne trematodes fasciola hepatica and fasciola gigantica, is among the most neglected of the neglected tropical diseases. Fasciola hepatica sheep liver fluke phylum platyhelminthe class trematoda fasciola gigantica very rarely infects humans.
Diagnosis of fascioliasis may be suspected on the basis of the clinical picture, on the anamnestic recall of consuming raw vegetables, on the detection of eosinophilia blood eosinophil count 500 per. 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. Fasciolosis also known as fascioliasis, fasciolasis, distomatosis and liver rot is a parasitic worm infection caused by the common liver fluke fasciola hepatica. Both parasites are hermaphroditic, have similar life cycles, and cause similar clinical manifestations in. Fascioliasis is a parasitic infection typically caused by fasciola hepatica, which is also known as the common liver fluke or the sheep liver fluke. Fascioliasis due to fasciola hepatica and fasciola gigantica infection. Skip directly to site content skip directly to page options skip directly to az link. Fascioliasis is rare in the united states, but sometimes occurs in southern and western areas of the nation where goats and sheep are raised. Research article prevalence of fascioliasis in cattle slaughtered in sokoto metropolitan abattoir, sokoto, nigeria a.
Education and information about fasciola and fascioliasis, biology and life cycle. The disease progresses through four distinct phases. The disease is a plantborne trematode zoonosis, and is classified as a neglected tropical disease. Fascioliasis is a foodborne parasitic disease caused by two trematode species of the. Fasciolosis definition of fasciolosis by medical dictionary. Fascioliasis chapter 4 2020 yellow book travelers health cdc. Fascioliasis is caused by a parasitic flat worm that primarily affects the liver and bile duct. Fascioliasis nord national organization for rare disorders. Fascioliasis is infection with the liver fluke fasciola hepatica, which is acquired by eating contaminated watercress or other water plants. The designations employed and the presentation of the material in this publication. Winner of the standing ovation award for best powerpoint templates from presentations magazine.
In animals, the disease leads to mortalities, growth retardation, drop in livestock production and condemnation of the infected livers during meat. The life cycle, transmission, morphology, clinical presentation, and treatment of the f. Eggs are passed in the stool, and under favorable conditions moisture, warmth, shade, larvae hatch in 1 to 2 days. Liver fluke disease fascioliasis is the disease caused by liver fluke fasciola hepatica.
Fascioliasis is a waterborne and foodborne zoonotic disease caused by two parasites of class trematoda, genus fasciola. Fascioliasis is a worldwide disease caused by fasciola hepatica. Zoonotic trematode infections are an area of the neglected tropical diseases that have become of major interest to global and public health due to their associated morbidity. Pdf fascioliasis is among important parasitic diseases which limit productivity of ruminants in particular cattle. Fascioliasis is a liver fluke worm disease caused by one of the parasitic worms known as fasciola hepatica.
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