CDC monitors bird flu

As pace and severity of human H5N1 cases accelerate, NIH leaders call for more action on bird flu
Most human cases of bird flu in North America have been mild, a fact that’s underscored by a new study of the first 46 confirmed human H5N1 infections in the United States this year. But the case of an ill Canadian teen stands out because of its severity and because the source of exposure remains a mystery.
First severe human case of bird flu in US shows 'concerning' mutation, CDC says
The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is believed to be higher.
Bird flu update in Louisiana; What the CDC says about mutations in patient
Because of this, experts are concerned about the broader implications due to the fact that each human bird flu case allows for the virus to adapt and mutate. However, on a more positive note, the CDC says that there is no evidence that the virus has spread ...
Bird Flu Virus Mutation in First U.S. Severe Human Case May Increase Transmission in People
The virus in the first severe human bird flu case in the U.S. was found to have mutated. Newsweek's live blog is closed.
'Worrisome' mutations found in H5N1 bird flu virus isolated from Canadian teenager
Genetic analysis of H5N1 bird flu virus that infected a Canadian teenager shows 'worrisome' mutations, new studies reveal.
Bird flu patient had virus mutations, sparking concern about human spread
The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus. Doctors react and share their concerns.
CDC Issues Update on Bird Flu 'Mutations' in Humans
The CDC's analysis revealed changes in the hemagglutinin (HA) gene, a critical component for the virus's ability to attach to host cells. The mutations "were not found in virus sequences from poultry samples collected on the patient's property, suggesting the changes emerged in the patient after infection," the CDC stated in its December 26 update.
CDC monitors bird flu as rare human case sparks concerns
() − The Centers for Disease Control and Prevention and other federal agencies are closely monitoring the spread of the HN51 avian influenza, commonly known as the bird
‘Concerning’ Mutation In US Patient With Severe Bird Flu
As of December 30, the CDC has confirmed 66 human cases of the bird flu virus in the United States. Most of them were mild infections among dairy workers and others who had contact with infected animals.
"Concerning" bird flu mutations in Louisiana patient underscores pandemic potential of H5N1
In 2024, at least 66 human cases of bird flu have been reported in the United States, each one raising the risk of another pandemic like COVID-19. So far, most cases have been described as “mild,” which means they weren't hospitalized.
Here's what you need to know about bird flu
The recent bird flu outbreak in the United States has not yet resulted in any positive human tests in Maine, although public ...
The New England Journal of Medicine1d
Highly Pathogenic Avian Influenza A(H5N1) Virus Infections in Humans
Highly pathogenic avian influenza A(H5N1) viruses have caused widespread infections in dairy cows and poultry in the United ...
What to know about bird flu in Pennsylvania
As more cases of bird flu are reported across species and locations, states across the country are taking precautionary ...
New Bird Flu Case in Louisiana is ‘One More Sign’ Disease is Spiking in Humans, Says Former Baltimore Health Commissioner | Video
"We have outbreaks in poultry in all 50 states," Dr. Leana Wen tells Face the Nation's Major Garrett The post New Bird Flu ...
Delaware officials investigate possible bird flu outbreak after dozens of snow geese test positive
Officials say 40 to 50 snow geese, including some at a southern Delaware wildfire refuge, have tested positive for avian influenza.
Bird Flu Detected in Wastewater of Three Arizona Cities
A subtype of influenza that is likely to be bird flu has been detected in three Arizona cities according to wastewater sampling.
How America lost control of the bird flu outbreak, setting the stage for another pandemic
In coming years, the bird flu may cost billions of dollars more in expenses and losses. Worse, the outbreak poses the threat ...
B.C. teen with avian flu off oxygen, no longer infectious, Canadian health officials tell medical journal
A letter sent to The New England Journal of Medicine and signed by Canadian health officials says the 13-year-old girl ...