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This 2005 electron microscope picture reveals an avian influenza A H5N1 virion. On Wednesday, Michigan well being officers stated a farmworker has been identified with hen flu, the second human case linked to an outbreak in U.S. dairy cows.
Cynthia Goldsmith, Jackie Katz/CDC/AP
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Cynthia Goldsmith, Jackie Katz/CDC/AP
This 2005 electron microscope picture reveals an avian influenza A H5N1 virion. On Wednesday, Michigan well being officers stated a farmworker has been identified with hen flu, the second human case linked to an outbreak in U.S. dairy cows.
Cynthia Goldsmith, Jackie Katz/CDC/AP
NEW YORK — A Michigan dairy employee has been identified with hen flu — the second human case related to an outbreak in U.S. dairy cows.
The employee had been involved with cows presumed to be contaminated, skilled delicate eye signs and has recovered, U.S. and Michigan well being officers stated in asserting the case Wednesday. A nasal swab from the particular person examined unfavourable for the virus, however an eye fixed swab examined constructive, “indicating an eye fixed an infection,” the U.S. Facilities for Illness Management and Prevention stated in an announcement.
The danger to the general public stays low, however farmworkers uncovered to contaminated animals are at increased threat, well being officers stated. They stated these staff needs to be supplied protecting tools, particularly for his or her eyes.
The primary case occurred in late March, when a farmworker in Texas was identified in what officers referred to as the primary identified occasion globally of an individual catching this model of hen flu from a mammal. That affected person additionally reported solely eye irritation and recovered.
Since 2020, a hen flu virus has been spreading amongst extra animal species — together with canines, cats, skunks, bears and even seals and porpoises — in scores of nations. The detection in U.S. livestock earlier this yr was an surprising twist that sparked questions on meals security and whether or not it might begin spreading amongst people.
That hasn’t occurred, though there’s been a gentle enhance of reported infections in cows. As of Wednesday, the virus had been confirmed in 51 dairy herds in 9 states, in line with the U.S. Agriculture Division. Fifteen of the herds have been in Michigan.
Well being officers in Michigan have declined to say how many individuals uncovered to contaminated cattle have been examined or monitored. U.S. officers stated that they had examined 40 individuals because the first cow instances have been found in late March.
The CDC’s Dr. Nirav Shah praised Michigan officers for actively monitoring farmworkers. He stated well being officers there have been sending every day textual content messages to staff uncovered to contaminated cows asking about attainable signs, and that the hassle helped officers catch this an infection. He stated no different staff had reported signs.
USDA is increasing monetary incentives to dairy farmers whose herds haven’t but been contaminated with the virus, Eric Deeble. a federal agriculture official, stated Wednesday.
The virus has been present in excessive ranges within the uncooked milk of contaminated cows, however authorities officers say pasteurized merchandise bought in grocery shops are protected as a result of warmth therapy has been confirmed to kill the virus.
The brand new case marks the third time an individual in america has been identified with what’s often known as Sort A H5N1 virus. In 2022, a jail inmate in a piece program picked it up whereas killing contaminated birds at a poultry farm in Montrose County, Colorado. His solely symptom was fatigue, and he recovered. That predated the virus’s look in cows.
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