Summary

What is already known about this topic?

West Nile virus (WNV), transmitted primarily through mosquitos, is the leading cause of arboviral disease in the continental United States, but other arboviruses cause sporadic cases of neuroinvasive disease. What is added by this report? Arizona experienced a significant WNV outbreak in 2021, with three counties reporting more than 50% of all reported WNV cases nationwide. Nationally, the rate of WNV neuroinvasive disease (0.61 per 100,000 population) surpassed the median rate during 2010–2020 (0.39) and was the highest since 2012. What are the implications for public health practice? Health care […]

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By Donato