What are the symptoms of West Nile encephalitis?
Most people who are infected with West Nile Virus have no symptoms or experience a mild illness, with fever and a headache. In some people, West Nile Virus can cause serious disease that affects the brain. It can cause serious neurological damage and be fatal.

Symptoms generally occur 3 to 5 days following the bite of an infected mosquito and range from slight fever, headache, rash, swollen lymph nodes and conjunctivitis (irritation of the eye), to rapid onset of a severe headache, high fever, stiff neck, disorientation, muscle weakness, coma or death. Please call 309-467-3064 for more information.

Show All Answers

1. What is West Nile encephalitis?
2. How do people get West Nile encephalitis?
3. What is the transmission cycle of West Nile Virus in the environment?
4. Is it only humans who become ill when infected with West Nile Virus?
5. What are the symptoms of West Nile encephalitis?
6. What percentage of West Nile Virus cases are fatal?
7. What is the risk of contracting West Nile encephalitis?
8. Is there a treatment for West Nile encephalitis?
9. Is there a vaccine for West Nile encephalitis?
10. If bitten by a mosquito should I be tested?
11. Why is the state testing birds, and what should I do if I find a dead bird?
12. How can West Nile Virus infection be prevented?