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The infection was confirmed in a middle-aged adult from northern Iowa through testing at the State Hygienic Lab.
Cases of West Nile virus in Iowa last spiked in 2018, when 104 Iowans contracted the virus, severely sickening 73 and killing three. Since then, case numbers have been in the single digits ...
This marks the first positive surveillance test since 2023, though no infections have been reported in Johnson County.
Lab tests show increased virus presence in both rural and urban areas, with warmer temperatures and dry weather contributing ...