H5 Bird Flu: Current Situation | Bird Flu | CDC
5 天之前 · H5 bird flu is widespread in wild birds worldwide and is causing outbreaks in poultry and U.S. dairy cows with several recent human cases in U.S. dairy and poultry workers. While the current public health risk is low, CDC is watching the situation carefully and working with states to monitor people with animal exposures.
Signs and Symptoms of Bird Flu in People | Bird Flu | CDC
2024年12月20日 · The severity of illness associated with bird flu has ranged from mild to severe, including death. The reported signs and symptoms of bird flu in humans have varied. Eye redness has been the predominant symptom among recent U.S. cases of avian influenza A(H5) virus infection. Respiratory symptoms and fever were also reported.
Avian Influenza (Bird Flu): H5N1, Causes, Symptoms & Treatment
Avian influenza, commonly called “bird flu,” is a viral infection that spreads in birds, cows and other animals. It can sometimes spread to people. In humans, H5 subtypes of influenza A are the most common cause.
H5N1 Bird Flu: What You Need to Know > News - Yale Medicine
2025年1月7日 · Avian influenza A (H5N1), or bird flu, is spreading among cows in the United States. A Yale Medicine expert tells you what you need to know to stay safe.
Influenza A virus subtype H5N1 - Wikipedia
Influenza A virus subtype H5N1 (A/H5N1) is a subtype of the influenza A virus, which causes the disease avian influenza (often referred to as "bird flu"). It is enzootic (maintained in the population) in many bird populations, and also panzootic (affecting animals of many species over a …
Avian Influenza Type A | Bird Flu | CDC - Centers for Disease ...
2024年12月20日 · Information about the latest developments around avian influenza A (H5N1) is available at Bird Flu Current Situation Summary. Influenza A viruses are divided into subtypes on the basis of two proteins on the surface of the virus: hemagglutinin (HA) and neuraminidase (NA). There are 18 known HA subtypes and 11 known NA subtypes.
Is bird flu the next pandemic? What to know after the first ...
2025年1月8日 · Avian influenza, or bird flu, is a broad term that refers to several types of influenza that normally infect birds. The bird flu that’s been making news in the United States is a virus called H5N1.
Bird Flu - California Department of Public Health
2025年1月15日 · Bird flu, also known as avian influenza A (H5N1) or highly pathogenic avian influenza (HPAI), is caused by a virus that can cause serious illness and death in birds and mammals. Human infections with bird flu viruses are rare, but they can happen when the virus gets into a person's eyes, nose, mouth, or when inhaled.
Novel bird flu strain continues to threaten animal, public ...
2024年12月30日 · As the epizootic of highly pathogenic avian influenza (HPAI, more specifically avian influenza type A H5N1) spreading globally approaches its fourth year, animal and public health officials are monitoring how quickly a new variant of the H5N1 virus—the clade 2.3.4.4b viruses—can jump to new animals, including people.
H5N1 bird flu: Questions patients may have and how to answer
2024年6月6日 · HPAI A (H5N1) virus is a type of influenza virus that causes highly infectious and severe respiratory disease in birds. That is why it is called avian influenza or bird flu. It is causing outbreaks in poultry and dairy cows in the U.S.