The Louisiana Department of Health said on Monday that a U.S. patient hospitalized with H5N1 bird flu had died, the country's first death from an outbreak of the virus that has sickened dozens of people and millions of poultry and cattle.

A patient in Louisiana has died of bird flu. Health authorities considered the case to be the first severe H5N1 infection in a U.S. resident.

The U.S. has recorded its first fatal case of H5N1 bird flu, in a person from Louisiana who contracted the virus from infected chickens and wild birds in a backyard flock.

The first Louisiana patient with bird flu has died, officials with the state health department said Monday. The death is the first U.S. H5N1-related human death, the agency said.

The Louisiana Department of Health reported that a 65-year-old man who was hospitalized with the bird flu (highly pathogenic avian influenza, HPAI) has died. It is the first reported human death in the U.