Risk for Infection in Humans after Exposure to Birds Infected with Highly Pathogenic Avian Influenza A(H5N1) Virus, United States, 2022

Emerg Infect Dis. 2023 Jun;29(6):1215-1219. doi: 10.3201/eid2906.230103. Epub 2023 Apr 24.

Abstract

During February 7─September 3, 2022, a total of 39 US states experienced outbreaks of highly pathogenic avian influenza A(H5N1) virus in birds from commercial poultry farms and backyard flocks. Among persons exposed to infected birds, highly pathogenic avian influenza A(H5) viral RNA was detected in 1 respiratory specimen from 1 person.

Keywords: United States; bird flu; epidemiology; farms; highly pathogenic avian influenza; influenza; respiratory infections; surveillance systems; viruses; zoonoses.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Animals
  • Birds
  • Disease Outbreaks
  • Humans
  • Influenza A Virus, H5N1 Subtype* / genetics
  • Influenza A virus*
  • Influenza in Birds* / epidemiology
  • Influenza, Human* / epidemiology
  • Poultry
  • United States / epidemiology