What to know
Below are several MMWR articles that provide more information about Powassan virus disease cases in the United States.
MMWR articles
Annual reports
West Nile virus and other domestic nationally notifiable arboviral diseases — United States
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Notes from the field
MMWR. Morbidity and Mortality Weekly Report / Vol. 66 / No. 15 / P. 408–409
Content Source
National Center for Emerging and Zoonotic Infectious Diseases (NCEZID)
About This Page
Published: May 15, 2024
Updated: August 24, 2026
This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.
Reviewed: August 24, 2026
The information on this page was last reviewed by subject matter experts to ensure accuracy.