West Nile fever summary for 2012 in USA

As of December 11, 5,387 cases of West Nile virus infection have been reported in 48 states. There were 243 deaths. A large number of cases this year occurred in Texas, Louisiana and Mississippi. As cooler temperatures arrive with the winter season, transmission of the virus will decrease, if not end.

Visit our Health Library for more information on exposure to and the prevention of West Nile Fever.

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