Can west nile virus be fatal?

Yes. It's more dangerous for the young and old with weaker immune systems, and it's not common, but it is certainly possible.
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.

Related Questions

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...

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...

Is there a test fo the west nile virus?

This is new test. The west nile virus IgM capture elisa is intended for use in patients with clinical symptoms consistent with viral encephalitis/meningitis. Most tests take time to show infection. This is much faster. Read more...
West Nile Virus. West Nile Virus can be identified with a Nucleic Acid Amplification test or checking for IgM & IgG antibodies. Neuroinvasive Dz such as WNV Encephalitis can be assessed via spinal tap. Read more...

What are the symptoms of the west nile virus?

Quite variable. It can range from no symptoms to just fever to headache and fever (meningitis) to confusion, weakness, seizures (encephalitis). Read more...
West Nile. 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...

How deadly is West Nile virus untreated?

Only 1% have severe. sx. 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 neck, high fever, confusion & weakness. Read more...
West Nile virus. West Nile virus has approximately a 5% mortality rate for the disease. If the disease becomes neuroinvasive and causes meningitis, encephalitis, or acute flaccid paralysis, the mortality rate climbs to around 9%. Read more...
3-15% . Per CDC 3-15% case fatality rate, higher in elderly. Less than 1% of people develop symptoms severe enough to be diagnosed. Read more...

How are humans infected by west nile virus?

Mosquito bite. 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 in . Read more...