Infection à virus “West Nile”. Situation épidémiologique. Risques pour l’homme. Épizootie en France en 2000-2001
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2002
- handle: 10670/1.r1qga0
- doi: 10.4267/2042/61507
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Virus filtrants Ultravirus Virus filtrables République française Royaume de France Royaume de France (987-1791) French RepublicCiter ce document
Stéphan Zientara, « Infection à virus “West Nile”. Situation épidémiologique. Risques pour l’homme. Épizootie en France en 2000-2001 », Bulletin de l'Académie Vétérinaire de France, ID : 10.4267/2042/61507
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Résumé
West Nile fever. epidemiological situation. Riskes for man. epizootic in france 2000-2001 West Nile fever is caused by a positive RNA virus which belongs to the Flaviviridiae family. First described in 1937 in Africa, this virus has been isolated in America, Asia and Europe. The virus is transmitted from birds to birds by hematophagous arthropods (in particular mosquitoes). West Nile infection is usually asymptomatic in humans but can cause severe nervous disorders (encephalitis). In France, during summer 2000, 76 cases of equine infection were reported in South of France. A serological survey has shown that 8,3 % of horses were seropositive. The surveillance of the virus was performed in birds and mosquitoes.