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Case fatality rates per year for West Nile virus neuroinvasive disease, United States 1999-2020

A total of 25,761 neuroinvasive cases were reported in the United States from 1999 to 2020. Over this interval there were 2450 deaths. (Source: Dr. Douglas J Lanska, based on annual West Nile virus data from the Centers for Disease Control.)

Associated Disorders

  • Encephalitis
  • Meningitis
  • Meningoencephalitis
  • Poliomyelitis