#USA, #Influenza A #H5: #Situation #summary of confirmed and probable #human cases since 2024 (as of Nov. 25 '25)

 

{Summary}

Confirmed Cases at National Level

[National - Total Cases: 71 {+1}{§}]

[Cases - Exposure Source]

-- 41 - Dairy Herds (Cattle){*}

-- 24 - Poultry Farms and Culling Operations{*}

-- 3 - Other Animal Exposure{†}

-- 3 - Exposure Source Unknown{‡}

Probable Cases at National Level

[National - Total Cases: 7 {no change}]

[Cases - Exposure Source]

-- 1 - Dairy Herds (Cattle){*}

-- 5 - Poultry Farms and Culling Operations{*}

-- 0 - Other Animal Exposure{†}

-- 1 - Exposure Source Unknown{‡}

NOTE: One additional case was previously detected in a poultry worker in Colorado in 2022. Louisiana reported the first H5 bird flu death in the U.S.

{*} Exposure Associated with Commercial Agriculture and Related Operations

{†} Exposure was related to other animals such as backyard flocks, wild birds, or other mammals

{‡} Exposure source was not able to be identified

(...)

{§} A case from Washington State, see more at: https://doh.wa.gov/newsroom/grays-harbor-county-resident-dies-complications-avian-influenza

Source: 

Link: https://www.cdc.gov/bird-flu/situation-summary/?CDC_AAref_Val=https%3A%2F%2Fwww.cdc.gov%2Fflu%2Favianflu%2Favian-flu-summary.htm&cove-tab=1

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