How does west nile virus spread?

By Mosquitoe. West nile virus must be produced in high numbers before being passed through mosquitoes. Birds are far and away the most frequent carriers. Robins look like they might be responsible for spread all over the country. Mosquitoes have to feed on the infected robin and then pass the virus on to human beings through a bite.
Mosquitoes. Summer and early fall. It does not seem to be catching person-to-person.

Related Questions

How long does it take the west nile virus to spread in a town?

Mosquitos. Birds and other animals serve as the reservoir for west nile virus and it is spread by mosquitos. It would depend on how may infected animals and mosquitos are around. Read more...

What does west nile virus look like?

Very variable. In most cases, no actual symptoms, and in those who do get sick, very similar to a flu-like problem with generalized aching, low grade temp. Far less common, especially in immunologically suppressed folks, can cause brain and spinal cord inflammation which could be deadly, or leave a patient with arm or leg weakness (like a poliomyelitis). Read more...
West Nile Virus. Most people don’t have sx’s w west nile virus. Mild sx’s occur in about 20% of people; which can include fever, eye pain, generalized body aches, headaches, feeling really tired, ; possible enlarged lymph nodes or rash. About 1% have severe illness which can include neurologic problems. Possible sx’s include: seizures, severe headache w stiffness of the neck, high fever, confusion ; weakness. Read more...

Does west nile virus have preventative medication that I can use?

No. Our ability to prevent viruses if limited, although vaccine is the best method we have. The cdc reports a vaccine is being worked on. In the meantime they have a website that discusses how to prevent mosquito bites. For how it is the only effective prevention. http://www.cdc.gov/ncidod/dvbid/westnile/qa/prevention.htm. Read more...

Do I have West Nile virus?

West Nile Virus. West Nile virus infection typically begins with the abrupt onset of fever, chills, muscle aches, headache, and flu-like symptoms. If these are things you are experiencing, then reach our promptly to your physician to be evaluated and treated as early intervention is valuable in preventing long term complications. Read more...
West Nile Virus. Although West Nile Virus is now in most of the U.S., the majority of mosquitoes are not infected. You would have to be bitten by an infected mosquito to develop West Nile Virus Fever. It causes a flu-like syndrome in 20% of those infected. It causes neuroinvasive disease. Read more...

What is the west nile virus?

CDC link... West nile virus is a potentially dangerous infection that is spread by mosquitoes. I am providing a link to the United States centers for disease control (cdc) that has excellent information about this disease. Hope this helps! http://www.Cdc.Gov/ncidod/dvbid/westnile/wnv_factsheet.Htm. Read more...
WNV. West Nile Virus is a mosquito borne infection that originated in the tropics. It causes a flu-like syndrome in 20% of those infected . It causes neuroinvasive disease. . Read more...

How dangerous is the west nile virus?

West nile virus. This can be very dangerous as it causes a viral encephalitis. This can result in coma and death. Read more...
Most are safe. About 80% of people bit by a mosquito infected with the west nile virus do not get sick, according to the cdc. About 20% will have relatively mild symptoms, such as fever, headache and vomiting. Symptoms can last for as short as a few days or as long as a few weeks. About one in 150 people infected with west nile will develop a severe illness, which can include paralysis, coma or death. Read more...

What are symptoms of west nile virus?

Varies per person. Symptoms of wnv can include: fever, headache, body aches, fatigue, back pain, skin rash (occasionally), swollen lymph glands (occasionally), eye pain (occasionally), stiff neck, disorientation / confusion, lack of coordination, and possibly seizures. If you are concerned that you could have wnv infection, please see a doctor / health care provider. Read more...

How is the west nile virus transmitted?

West Nile Virus. Typically, west nile virus spreads to humans via infected mosquitoes. Mosquitoes become infected when they feed on infected birds. You can not get infected by touching or kissing a person with the virus. In some cases, the virus may be spread by organ transplantation and blood transfusions. Read more...
Mosquito and Robins. West nile virus must be produced in high numbers before being passed through mosquitoes. Birds are far and away the most frequent carriers. Robins look like they might be responsible for spread all over the country. Mosquitoes have to feed on the infected robin and then pass the virus on to human beings through a bite. Read more...

How common is west nile virus in the us?

Uncommon. In 2010, the CDC reported 1021 proved cases in the USA, with 629 being neuroinvasive. If we take the retrospective studies of who has antibodies and suppose that one person in 100 who meets the virus will get some clinically-diagnosable brain disease, that it around 60,000 cases, the large majority never knowing they were infected. Read more...
Not uncommon. Can be seen throughout the usa, but especially in the summertime, where there is abundant mosquito breeding such as in irrigated farmlands, with stagnant areas of water. Most infections are not noticed, and many seem like mild flu. Very rarely, especially in immune compromised people, does it affect brain and spinal cord. Read more...