Difference between revisions of "West Nile Virus"
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====Control==== | ====Control==== | ||
*Vector control (mosquitoes): drain standing water, sprays, etc | *Vector control (mosquitoes): drain standing water, sprays, etc | ||
| − | [[Category:Flaviviruses]][[Category:Horse]][[Category:Zoonoses]] | + | [[Category:Flaviviruses]][[Category:Horse Viruses]][[Category:Zoonoses]] |
[[Category:To_Do_-_Viruses]] | [[Category:To_Do_-_Viruses]] | ||
Revision as of 12:32, 29 July 2010
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This article is still under construction. |
Hosts
- Horses and Man
- Reservoir host: birds, mosquitoes
Pathogenesis
- Virus oscillates between definitive and reservoir populations
- Aseptic encephalitis with concurrent fatalities
Epidemiology
- Virus originated in Africa
- Two versions seem to exist:
- Old world avirulent strain
- New world virulent mutant
- Entrance to US via mosquitoes was followed by a rapid sweeping spread across the country with deaths of horses and birds
- UK birds show antibody but no reported deaths
Diagnosis
- Virus isolation
- RT-PCR on CSF
Control
- Vector control (mosquitoes): drain standing water, sprays, etc