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📍 United States
All Avian Influenza outbreaks →Official report date — in isolated zones, field onset typically precedes this by days to weeks.
On 15 November 2025, WHO was notified of the 71st confirmed human case with influenza A(H5) since early 2024 in the United States of America— the first human case reported in the United States of America since February 2025. On 20 November, U.S. Centers for Disease Control and Prevention (CDC) laboratory sequencing verified the virus as influenza A(H5N5), representing the first globally reported h
Cite this page (Vancouver)
HealthWatch Global. Avian Influenza outbreak — United States [Internet]. 2025-12-05 [cited 2026 Jun 26]. Available from: https://healthwatch-global.com/en/outbreak/f1305fbb-4ad7-4895-8be1-6a7b87e01fc8. Data source: WHO DON.
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