By Ethan Covey
More than 3,000 cases of domestic arboviral disease were reported in 2021, including the largest local outbreak of West Nile virus (WNV) disease ever reported, according to a recent CDC report.
Nationally, the rate of WNV neuroinvasive disease surpassed the median rate during 2010-2020, and was the highest reported since 2012 (MMWR Morb Mortal Wkly Rep 2023;72:901-906).