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Most people (8 out of 10) infected with West Nile virus do not develop any symptoms. Febrile illness (fever) in some people. About 1 in 5 people who are infected develop a fever with other symptoms such as headache, body aches, joint pains, vomiting, diarrhea, or rash.
What are the symptoms of West Nile virus? Symptoms of West Nile fever include: Fever. Headache. Muscles aches. Nausea and vomiting. Diarrhea. Rash (usually concentrated around your chest and back). Swollen lymph nodes. Sore throat. Pain behind your eyes.
Symptoms. Most people infected with the West Nile virus do not experience any symptoms though some may develop a fever, headache, body aches, joint pains, vomiting and rash. While most people fully recover, some may experience ongoing weakness and fatigue for months.
One in 150 infections will result in West Nile neuroinvasive disease (WNND), in which the virus invades the central nervous system. Symptoms may include severe headache, neck stiffness, muscle weakness, tremors, disorientation, convulsions, paralysis (typically reversible), and coma.
An estimated 70-80% of human WNV infections are subclinical or asymptomatic. Most symptomatic persons experience an acute systemic febrile illness that often includes headache, weakness, myalgia, or arthralgia; gastrointestinal symptoms and a transient maculopapular rash also are commonly reported.
Symptoms include: fever. headache. body aches. nausea. vomiting. swollen lymph glands. rash on your chest, stomach, or back.
Usually, the West Nile virus causes no symptoms or only mild, flu-like symptoms. The virus can cause life-limiting illnesses, such as encephalitis, meningitis, or meningoencephalitis. There is no vaccine available to prevent West Nile virus.
West Nile: Symptoms, Diagnosis, & Treatment. Know the symptoms and what to do if you think you have West Nile.
When symptoms of West Nile virus do occur, they typically include fever, headache, body aches, weakness, and fatigue. Some people may also experience nausea, vomiting, diarrhea, rash, or swollen lymph glands.
What are the symptoms of West Nile virus? Symptoms can range from mild to severe. Most people (70% to 80%) who are infected with West Nile virus have no symptoms. Some people have mild symptoms that can include: fever. headache. body aches. mild rash. swollen lymph glands. First symptoms usually appear within 2 to 15 days after infection.