Doctor insights on:
How Often Does West Nile Fever Turn Into West Nile Encephalitis
Actually uncommon: Most west nile infections are asymptomatic. Some cause mild flu-like symptoms. Full blown infection of brain is rather uncommon in the normal patient and more often seen with immuno-suppression, such as prior transplants, HIV pts, cancer chemotherapy. The polio-myelitis form is even rarer. ...Read moreSee 2 more doctor answers
West Nile encephalitis is the more severe form of West Nile virus infection, which is spread by mosquitoes. The initial viral infection symptoms may range from having none at all to flu-like symptoms such as a fever and nausea as well as vomiting. West Nile encephalitis (brain inflammation) is potentially fatal, and results in symptoms of confusion, loss of consciousness, muscle weakness, ...Read more
Yes: West nile virus is caused by an infection transmitted via a mosquito bite. Many people may be exposed to the virus but never develop symptoms. When symptoms do develop, it is typically fever and headache although more severe symptoms may occur. The cdc has info on west nile activity nationwide: http://www.Cdc.Gov/ncidod/dvbid/westnile/index.Htm. ...Read moreSee 1 more doctor answer
Hard to say: Some studies have quoted mortality from neuroinvasive cases of wnv ~5%, but this must be a huge overestimate. Maybe 3 in 1000 of all cases are severe (or neuroinvasive), so you might guess less than 1 in 5000 cases die. Most of the deaths appear to come in the elderly, chronically ill or immunosuppressed. Treatment is mainly supportive (including intubation & ventilation in severe cases). ...Read more
Mosquito bites: 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 moreSee 1 more doctor answer
Most no symptoms.: 80% of people infected have no symptoms. If you develop symptoms of severe west nile virus illness, such as unusually severe headaches or confusion, seek medical attention immediately, according to the cdc. Severe illness usually requires hospitalization. Milder cases improve on their own and do not necessarily require medical attention. ...Read more
The Robin: 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 moreSee 1 more doctor answer
The encephalon is considered to be the gray matter of the brain. This is where all the neuron cells are located. If an infection sets in to this region it is called an encephalitis. The -itis ending just means inflammation. It is usually virus infections that like to go specifically to the ...Read more
- Talk to a doctor live online for free
- Does west nile encephalitis always kill you?
- West nile encephalitis
- Is there a vaccine for treating west nile encephalitis?
- Ask a doctor a question free online
- What does the west nile virus look like?
- What does the west nile rash look like?
- Does west nile virus rash look like?
- What does west nile bites look like?
- Talk to a urgent care specialist online for free