Although avian (bird) influenza (flu) A viruses usually do not infect people, there have been some rare cases of
human infection
with these viruses Illness in humans from bird flu virus infections have ranged in severity from no symptoms or mild illness to severe disease that resulted in death.
Is bird flu and influenza the same?
Bird flu, also known as avian influenza, is a type A influenza virus It is lethal to poultry and is potentially fatal in humans. Bird flu spreads between both wild and domesticated birds. It has also been passed from birds to humans who are in close contact with poultry or other birds.
Is bird flu still around 2022?
Learn about 2022 detections of HPAI in Commercial and Backyard Flocks. Wild birds can be infected with HPAI and show no signs of illness They can carry the disease to
new areas
when migrating, potentially exposing domestic poultry to the virus.
How did the bird flu spread?
The disease is transmitted via contact with an infected bird’s feces, or secretions from its nose, mouth or eyes Open-air markets, where eggs and birds are sold in crowded and unsanitary conditions, are hotbeds of infection and can spread the disease into the wider community.
Can eggs carry bird flu?
It is not a blood-borne pathogen; therefore, handling eggs poses a low risk for infection The U.S. Food and Drug Administrations says that there is no evidence that anyone has been infected with the avian flu by eating properly cooked eggs. Cooking eggs to 160°F (71°C) will kill the avian flu virus.
Is avian flu a coronavirus?
Abstract. Avian influenza A (H5N1) and severe acute respiratory syndrome (SARS) coronavirus are infections that cause a severe viral pneumonia leading to acute respiratory dysfunction syndrome and carry a high case-fatality rate.
Can you get bird flu from eating chicken?
You cannot get bird flu from eating fully cooked chicken , turkey, or duck, because heat kills the virus. In a few cases, bird flu was passed from one person to another person, not from a bird to a person. But this was very rare.
Is there a vaccine for bird flu?
While avian flu vaccines are currently available , they are not being used on a large scale on poultry farms because this hinders the ability to conduct surveillance testing, which helps detect the virus in unvaccinated flocks and limit the spread of the disease.
Is bird flu an airborne disease?
Airborne transmission of bird flu from wild birds to poultry is negligible , says new research. New research from Wageningen Bioveterinary Research (WBVR) has demonstrated that the risk of airborne transmission of the hi-path avian influenza virus from infected wild waterfowl to poultry is negligible.
How did bird flu end?
nothing happened The virus continued to kill chickens and to occasionally infect and sometimes kill people. But as the years passed, the number of human H5N1 cases subsided. There has not been a single H5N1 human infection detected since February 2017.
What is the death rate of bird flu?
An especially notorious strain is the HPAI influenza virus H5N1, which has a mortality rate of approximately 60% and which has resulted in numerous hospitalizations, deaths, and significant economic loss.
What states have bird flu now?
Officials also confirmed new poultry outbreaks in Wisconsin, Michigan, Minnesota, Iowa, and Montana , as well as more positive tests in wild birds. And the World Health Organization (WHO) provided updates on human avian flu cases in Colorado and China.
Can bird flu be cured?
You can treat symptoms of bird flu the same way you would treat seasonal flu symptoms This includes: Taking any antiviral medication as prescribed.
Can dogs catch bird flu?
A: Like cats, dogs are not usually susceptible to avian influenza (AI) viruses ; however, one study found that dogs experimentally infected with Guangdong lineage H5N1 HPAI were susceptible. In this study, all dogs were found to have replicating virus.
Should you feed birds during bird flu?
There is no official recommendation to take down feeders unless you also keep domestic poultry , according to the National Wildlife Disease Program. Ken says, “The Cornell Lab of Ornithology and United States Department of Agriculture have both stated that bird feeding is safe.
Do crows carry bird flu?
Most common songbirds or other birds found in the yard, like cardinals, robins, sparrows, blue jays, crows or pigeons, do not get infected with the bird flu viruses that can be dangerous to poultry or possibly spread to people.
What is H5N1 stand for?
Highly pathogenic avian influenza virus A(H5N1) HPAIV A(H5N1) is highly infectious for a number of bird species, including most species of domestic poultry [1].
Was there a pandemic in 2005?
The global spread of (highly pathogenic) H5N1 in birds is considered a significant pandemic threat While prior H5N1 strains have been known, they were significantly different from the current H5N1 strain on a genetic level, making the global spread of this new strain unprecedented.
Where did H5N1 come from?
The avian influenza virus A(H5N1) emerged in 1996. It was first identified in Southern China and Hong Kong The A(H5N1) virus kills a high proportion of the poultry that it infects and is therefore known as a highly pathogenic avian influenza virus.
Is avian flu still active?
There are currently no human cases of this avian flu in the United States , but it could still have an impact.
Citations
https://www.nhs.uk/conditions/bird-flu/
https://www.usgs.gov/centers/nwhc/science/distribution-highly-pathogenic-avian-influenza-north-america-20212022