SPN: Mosquitoes and West Nile Virus is on the rise.
Dec 10, · Mosquitoes become infected when they feed on infected birds. Infected mosquitoes then spread West Nile virus to people and other animals by biting them. In a very small number of cases, West Nile virus has been spread through: Exposure in a laboratory setting. West Nile virus (WNV) is the leading cause of mosquito-borne disease in the continental United States. It is most commonly spread to people by the bite of an infected mosquito. Cases of WNV occur during mosquito season, which starts in the summer and continues through fall. There are no vaccines to prevent or medications to treat WNV in people.
West Nile virus is a flavivirus that originated in eastern Africa but is now prevalent throughout many areas of the world. Typically this virus affects mainly birds, however, there have been epidemics in humans and horses what is bg in banking recent years.
Mosquitoes become infected with West Nile virus when they bite a bird that is infected. Afterward, mosquitoes then go on to feed on humans and transmit the virus onto them.
Infections cannot result from casual contact with an infected animal or human. West Nile virus has an incubation period between two and 14 days.
This is the amount of time from when a mosquito bites until they begin to see symptoms of West Nile. Many people will contract West Nile from a mosquito and only experience mild symptoms, such as a mild fever. For others, West Nile can be fatal. Additionally, less than one percent of people that are bitten and infected by a mosquito will actually become seriously ill. Many simply suffer from flu-like symptoms for several days. View Full Infographic. What Are Mosquito-Borne Diseases?
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West Nile virus is a flavivirus that originated in eastern Africa but is now prevalent throughout many areas of the world. Typically this virus affects mainly birds, however, there have been epidemics in humans and horses in recent years. Mosquitoes become infected with West Nile virus when they bite a . West Nile virus occurs mostly in birds. Mosquitoes pick the virus up when they feed on infected birds and transmit it when they feed on uninfected birds. When the number of infected birds and mosquitoes reach a certain level then transmission of the virus to other animals, including humans and horses, starts to occur. Sep 10, · Infected mosquitoes usually spread the West Nile virus. The mosquito first bites an infected bird and then bites a human or another animal. In Author: Rachel Nall, MSN, CRNA.
It is most commonly spread to people by the bite of an infected mosquito. Cases of WNV occur during mosquito season, which starts in the summer and continues through fall. 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 infected people develop a serious, sometimes fatal, illness.
You can reduce your risk of WNV by using insect repellent and wearing long-sleeved shirts and long pants to prevent mosquito bites. Skip directly to site content Skip directly to page options Skip directly to A-Z link. West Nile virus. Section Navigation. Facebook Twitter LinkedIn Syndicate. Minus Related Pages. Mosquito Control. For Healthcare Providers. Activity and Surveillance. Feeling feverish?
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