West Nile virus (WNV)

West Nile virus (WNV) is a topic covered in the Guide to Diagnostic Tests.

To view the entire topic, please or .

Emergency Central is a collection of disease, drug, and test information including 5-Minute Emergency Medicine Consult, Davis’s Drug, McGraw-Hill Medical’s Diagnosaurus®, Pocket Guide to Diagnostic Tests, and MEDLINE Journals created for emergency medicine professionals. Explore these free sample topics:

-- The first section of this topic is shown below --

Organism

West Nile virus (WNV)

Although it first appeared in the U.S. in 1999, within 5 years WNV had established itself as endemic in the US.

Responsible agent is a single-strand RNA virus of the family Flavivirus.

Its enzootic cycle involves several species of mosquitoes and birds before infecting humans; however, it is transmitted to humans from the bite of Culex species of mosquitoes.

Incubation period of 2–14 days.

-- To view the remaining sections of this topic, please or --

Organism

West Nile virus (WNV)

Although it first appeared in the U.S. in 1999, within 5 years WNV had established itself as endemic in the US.

Responsible agent is a single-strand RNA virus of the family Flavivirus.

Its enzootic cycle involves several species of mosquitoes and birds before infecting humans; however, it is transmitted to humans from the bite of Culex species of mosquitoes.

Incubation period of 2–14 days.

There's more to see -- the rest of this topic is available only to subscribers.