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There are no vaccines to prevent or medications to treat WNV in people. Fortunately, most people infected with WNV do not feel sick. About 1 in 5 people who are infected develop a fever and other symptoms. About 1 out of 150 infected people develop a serious, sometimes fatal, illness.
- Symptoms & Treatment
Most people with febrile illness due to West Nile virus...
- Transmission
West Nile virus is most commonly spread to people by the...
- West Nile Virus & Dead Birds
West Nile virus is found in all 48 contiguous states (not in...
- Data & Maps
The annual number of reported WNV disease cases can...
- For Healthcare Providers
Prevention; Symptoms, Diagnosis, & Treatment; Transmission...
- Mosquito Control
West Nile Virus in the United States: Guidelines for...
- Prevention
West Nile virus (WNV) is spread to people through the bite...
- Resources
Prevention; Symptoms, Diagnosis, & Treatment; Transmission...
- Diagnostic Testing
West Nile Virus Diagnostic Algorithm (Print-Only) [PDF – 762...
- Symptoms & Treatment
Feb 21, 2024 · Dengue and West Nile virus are both mosquito-borne diseases that affect humans. Understanding how these viruses are transmitted to humans is essential in developing effective prevention and control strategies. Dengue, caused by the dengue virus, is primarily transmitted through the bite of the Aedes mosquito.
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Is West Nile a virus?
Are there any antiviral medications that treat West Nile virus?
What happens if you get a West Nile virus?
Oct 16, 2023 · What causes West Nile virus? West Nile is an arbovirus, or a virus you get from an arthropod (arthropods are a large group that includes insects). It’s an RNA virus in the genus Flavivirus. Similar viruses cause dengue fever, yellow fever and Zika.
Jul 3, 2023 · Deb Balzer. July 3, 2023. Female Culex mosquito, courtesy: CDC. The Centers for Disease Control and Prevention (CDC) have confirmed reports of West Nile virus in 10 states. The bite of an infected mosquito most commonly spreads the virus.
Aug 19, 2022 · West Nile virus (WNV) is a member of the flavivirus family, which includes other mosquito-borne viruses such dengue and Zika. WNV emerged for the first time in the Western Hemisphere in New York City in 1999 and has since spread across the United States. It is now the most common arthropod-borne virus found in the U.S.
Jul 10, 2019 · West Nile virus (WNV) is a single-stranded RNA virus which belongs to the family Flaviviridae, genus Flavivirus. This family includes several important human arthropod-borne pathogens, such as dengue (DENV), Zika (ZIKV), tick-borne encephalitis (TBEV), Yellow fever (YFV) or Japanese encephalitis (JEV) viruses. 1 WNV circulates in birds and is ...