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West Nile fever; West Nile virus: Specialty: Infectious disease: Symptoms: None, fever, headache, vomiting or diarrhea and muscle aches rash [1] Complications: Encephalitis, meningitis [1] Usual onset: 2 to 14 days after exposure [1] Duration: Weeks to months [1] Causes: West Nile virus spread by mosquito [1] Diagnostic method: Based on ...
"About one out of 150 of those people that develop signs and symptoms can actually develop a more severe disease, like West Nile encephalitis, where we have the swelling of the brain that could ...
Encephalitis with meningitis is known as meningoencephalitis, while encephalitis with involvement of the spinal cord is known as encephalomyelitis. [ 2 ] The word is from Ancient Greek ἐγκέφαλος , enképhalos 'brain', [ 37 ] composed of ἐν , en , 'in' and κεφαλή , kephalé , 'head', and the medical suffix -itis 'inflammation'.
West Nile virus (WNV) infection typically manifests with most individuals remaining asymptomatic, while approximately 20-40% of those infected develop symptoms ranging from mild flu-like illness to severe West Nile encephalitis. [9] The incidence of severe neurologic disease is less than 1%. [9]
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So far this year, 216 human cases of West Nile have been reported in 33 states, according to the latest data from the Centers for Disease Control and Prevention. The illness caused what’s known ...
West Nile virus. West Nile fever is an infection by the West Nile virus, which is typically spread by mosquitoes. [53] In about 80% of infections people have few or no symptoms. [54] About 20% of people develop a fever, headache, vomiting, or a rash. [53]
Here's a look at some common — and not so common — mosquito-borne diseases. Eastern equine encephalitis. ... About 2 in 10 people infected with West Nile virus develop symptoms, which can ...