West Nile virus detected in Rock County

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Wednesday, September 20, 2017

JANESVILLE -- A confirmed human case of West Nile virus was found in Rock County, the first of the year, according to the Rock County Health Department.

Health officials advise residents to continue protecting themselves against mosquito bites, according to a news release from the health department.

West Nile virus is spread to people through mosquito bites, according to the release. The disease cannot be transmitted person to person.

Chances of contracting the virus are very low, according to the release.

Those who contract the disease will rarely show symptoms, according to the health department. If symptoms do occur, they often include fever, headache and rash. Symptoms may begin three to 15 days after being bitten.

Anyone who thinks they may be infected should contact their a provider, according to the health department.

Rarely, West Nile virus can lead to severe disease with symptoms including muscle weakness, stiff neck, disorientation, tremors, convulsions, paralysis and coma.

The elderly and people with compromised immune symptoms are at increased risk of severe illness, according to the release.

The Wisconsin Division of Public Health will continue watching for West Nile virus until the end of mosquito season, according to the release.

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