Category: Avian Influenza
Three people with bird flu traveled to Oregon during Washington State outbreak
KOIN.com A week after Washington reported human cases of bird flu in the state, officials have announced that three of those cases had traveled to Oregon during their infection and were monitored during their stay. All three cases of highly pathogenic avian influenza (HPAI) were reported in Washington after they were exposed to poultry that tested […]
Nov 5, 2024
Health Departments Struggle to Track Human Cases of Bird Flu
MedPageToday Bird flu cases have more than doubled in the country within a few weeks, but researchers can’t determine why the spike is happening because surveillance for human infections has been patchy for 7 months. Just this week, California reported its 15th infection in dairy workers and Washington state reported seven probable cases in poultry workers. Hundreds […]
Oct 30, 2024
CDC A(H5N1) Bird Flu Response Update October 29, 2024
CDC CDC continues to respond to the public health challenge posed by a multistate outbreak of avian influenza A(H5N1) virus, or “H5N1 bird flu,” in dairy cows, poultry and other animals in the United States. CDC is working in collaboration with the U.S. Department of Agriculture (USDA), the Food and Drug Administration (FDA), Administration for […]
Oct 29, 2024
From poultry to public health: Understanding the H5N1 threat
DVM360 Unpacking the current threat landscape Avian influenza (HPAI) A(H5N1), commonly known as bird flu, has had an increase in human cases in the United States recently, particularly among poultry and dairy workers. H5N1 has primarily circulated in the Midwest, with these cases raising concerns about potential human transmission and broader public health implications. Understanding […]
Oct 29, 2024
More Washington state egg farm workers sick with avian flu; CDC sends help for outbreak
The Chronicle The number of workers at a Franklin County commercial egg farm who have now tested positive for avian influenza has increased to eight, according to preliminary test results. The outbreak at the large farm has the first human cases of highly pathogenic avian influenza, or H5N1, known in the state of Washington. Of […]
Oct 29, 2024
Bovine H5N1 influenza from infected worker transmissible and lethal in animal models
NIH A highly pathogenic avian influenza (HPAI) H5N1 virus, isolated from the eye of a farm worker who became infected through contact with dairy cows, was lethal in mice and ferrets infected in a high-containment laboratory environment, according to a new study in Nature. The study investigators also found that the virus isolated from the worker, […]
Oct 29, 2024
California Becomes Hot Spot for Bird Flu Cases in Cows, Sparking Fears
Bloomberg Dairy farmers in California are grappling with a steadily advancing outbreak of avian flu in their herds – a problem few of them want to talk about publicly, but that none of them can afford to ignore. Bird flu has been reported in more than 170 herds in California since late August, with the […]
Oct 29, 2024
Tracking the U.S. bird flu outbreak has been hard. It’s about to get harder
STAT Health systems will likely struggle to differentiate the virus from flu-like illnesses If one can point to anything good about the H5N1 bird flu outbreak in dairy cattle — to be honest, there’s nothing good about this situation — it’s the timing. Transmission of the virus through U.S. dairy herds took off when last winter’s […]
Oct 29, 2024
A human isolate of bovine H5N1 is transmissible and lethal in animal models
Nature The outbreak of clade 2.3.4.4b highly pathogenic avian influenza viruses of the H5N1 subtype (HPAI H5N1) in dairy cows in the US has so far resulted in spillover infections of at least thirteen farm workers1-3, who presented with mild respiratory symptoms or conjunctivitis, and one individual with no known animal exposure who was hospitalized […]
Oct 29, 2024
Bird flu infects four in Washington state; CDC deploys team
The Hill Bird flu has possibly infected four agricultural workers in Washington state, according to the Washington State Department of Health. In a press release Sunday, the Washington State Department of Health said the “workers tested presumptively positive for avian influenza after working with infected poultry at a commercial egg farm in Franklin County.” Franklin County is […]
Oct 23, 2024