West Nile virus

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West Nile virus

A flavivirus that is transmitted by the bite of a culex mosquito and that can cause mild febrile illness as well as severe, sometimes fatal encephalitis and meningitis.

[After the West Nile District of Uganda, where the virus was first isolated in 1937.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.West Nile Virus - the flavivirus that causes West Nile encephalitisWest Nile virus - the flavivirus that causes West Nile encephalitis
flavivirus - animal viruses belonging to the family Flaviviridae

West Nile Virus

n. Virus del Nilo Occidental, enfermedad causada por la picadura de un mosquito infectado por un pájaro. Es una epidemia que se manifiesta durante el verano gen. en América del Norte. Síntomas severos incluyen fiebre alta, dolor de cabeza, cuello rígido, desorientación, temblores, convulsiones, alguna pérdida de la visión, entumecimiento y parálisis; un 20% de las personas infectadas sufren síntomas benignos.
References in periodicals archive ?
The Tennessee Department of Health has now confirmed 19 human cases of West Nile Virus infection and 11 cases of La Crosse Virus infection in the state so far in 2017.
West Nile virus infection among humans, Texas, USA, 2002-2011.
Mild signs and symptoms of a West Nile virus infection generally go away on their own.
The outbreak of West Nile virus infection in the New York City area in 1999.
Self-reported symptoms associated with West Nile virus infection in RNA-positive blood donors.
In this case, the therapeutic was administered 4 days after West Nile virus infection, when the virus has already spread to the brain.
Hobman hypothesizes that West Nile virus infection causes these pathways to go awry - resulting in accelerated breakdown of claudin and JAM.
Clinical signs were most likely the result of West Nile virus infection, which was confirmed by immunohistochemistry of brain tissue.
The study was based on inpatient and outpatient costs for patients treated for West Nile virus infection as well as miscellaneous costs such as home health care, transportation and productivity loss.
Other subjects investigated include neurologic manifestations of West Nile virus infection, the role of omega-3 fatty acids in immune development and allergy prevention, and the cholinergic system in lymphocytes.
First international diagnostic accuracy study for the serological detection of West Nile virus infection.
Alfred DeMaria said it is the first evidence of West Nile virus infection in mosquitoes in Massachusetts this year, and the presence of the virus in mosquitoes trapped in Worcester is enough indication of risk to the public to warrant precautions.

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