It is necessary to consolidate in a practical format the main points of our. Bird flu is similar to swine flu, dog flu, horse flu and human flu as an illness caused by strains of influenza viruses that have adapted to a specific host. There are lots of different strains of bird flu virus. The crazz files exposing the dark truth of our world. Of particular concern is bird flu or avian influenza. The bird flu virus is spread via the bodily fluids and feces of infected birds. Division of disease control what do i need to know. Aasian sian bbird ird fflulu university of minnesota. The asian bird flu is unusual because it is extremely deadly for poultry, it has spread to many different countries in. Although it currently cannot be transmitted from person to person, the virus that causes bird flu could potentially evolve into a form that people could pass. It was caused by an h1n1 virus with genes of avian origin. This tool kit has drawn on the avian influenza work experience and produced documents from. Avian influenza or bird flu is a disease of birds caused by type a strains of the influenza virus. Why bird flu has not caused a pandemic sciencedaily.
In february 2005, researchers in vietnam reported cases of bird flu where the virus infected the brain and digestive tract of two children. Currently, people are only likely to contract bird. Avian influenza refers to infection of birds with avian influenza type a viruses. Bird flu, a viral respiratory disease of poultry and other bird species, including migratory waterbirds, that can be transmitted to humans. To do this, the bird flu viruses must undergo further genetic alterations and borrow cell surface receptors from a human influenza strain. Bird flu, also called avian influenza, is a viral infection that can infect not only birds, but also humans and other animals. Howdy members, join adam 210420 for the crazz files podcast to break down all the latest news and events. Bird flu occurs naturally in wild waterfowl and can spread into domestic poultry, such as chickens, turkeys, ducks and geese. Everything you need to know about the next pandemic, contends that the worlds response to sars was inappropriate panic fueled by selfserving bureaucrats, and that we should all cool our jets over bird flu until its really and truly here.
How bird flu infects humans and why we dont spread it. Bird flu is a type of viral infection which is contagious and affects birds. There is a flu for birds just as there is for humans and, as with people, some forms of. It is caused by the bird flu virus h5n1 influenza a virus. Bird flu is an infection caused by avian influenza viruses, which are of different types a, b and c.
A vian influenza aithe bird fluis a virus that infects wild birds such as ducks, gulls, and shorebirds and domestic poultry such as chickens, turkeys, ducks, and geese. Fortunately, not many cases have spread like this and these strains dont seem to spread very quickly. Wild aquatic birds can be infected with avian influenza a viruses in their intestines and respiratory tract, but usually do not get. Up to now, human infection with bird flu has been very rare. Frequently asked questions on avian influenza hpsc. It can make chickens, ducks, turkeys, and other tame birds very sick. Who is at risk of getting bird flu highly pathogenic ah5n1 avian influenza. Fresh bird droppings onsurfaces, such as sidewalks and window sills, have not been shown to present a health risk for histoplasmosis because birds themselves do not appear to be. Common poultry diseases 2 newcastle disease synonyms. January 17, 2006 updated november 1, 2006 steven weisbart, ph. To better understand this deadly virus, an expert group of researchers and virus hunters set out to search for the lost 1918 virus, sequence its genome, recreate the virus in a highly safe and regulated laboratory setting at cdc, and ultimately study its secrets to better prepare for future pandemics. The type with the greatest risk is highly pathogenic avian influenza hpai. Right now, bird flu viruses do not usually infect people, and do not spread.
Bird flu is spread between birds and from birds to humans. Birds are not capable of carrying either type b or c influenza viruses. Flu viruses normally only infect one species and do not cause infection in other species. Outbreaks of avian influenza h5n1 occurred among poultry in eight countries in asia cambodia, china, indonesia, japan, laos, south korea, thailand, and vietnam during late 2003 and early 2004. This disease can also spread to domestic poultry, including backyard flocks. The illness has flulike symptoms of fever, cough, sore throat, and muscle aches, shortness of breath and even eye infections. Birds and their droppings can carry over 60 transmissible diseases. Although there is not universal consensus regarding where the virus originated, it spread worldwide during 19181919. Each year, birds endure a flu season just like humans.
These viruses occur naturally among wild aquatic birds worldwide and can infect domestic poultry and other bird and animal species. If this new human influenza virus spreads and causes disease among people around the world, then there could. Avian influenza or bird flu is an infection found in birds that is caused by the influenza a virus. The 1918 h1n1 flu virus caused the deadliest pandemic of the 20th century. Avian influenza aithe bird fluis a virus that infects wild birds such as ducks, gulls and shorebirds and domestic poultry such as chickens, turkeys, ducks and geese. In the late 1990s, a new strain of bird flu arose that was remarkable for its ability to cause severe disease and death, especially in domesticated birds such as ducks, chickens, or turkeys. Bird flu avian influenza, h5n1, h5n2, h5n8, h7n9 what is bird flu. Differences between bird flu and swine flu bird flu vs. Avian influenza bird flu frequently asked questions. It is important to note that poultry that originate from areas of the world where the virus is common are not allowed to. Birds can be infected by influenza a viruses and all of its subtypes.
Asian bird flu is the name commonly used in the media to describe a deadly form of avian. Bird flu, also known as avian influenza, is a type a. Vvnd is not present in the united states poultry industry at this time. Fever and signs and symptoms of acute respiratory infection. Bird flu avian influenza is a disease caused by strains of influenza virus that primarily affects birds. Bird flu avian influenza symptoms and causes mayo clinic. Influenza viruses that caused three important human pandemics. The virus can pass from birds to humans and, very rarely, from person to person.
Spread of avian flu raises concerns disease transmission. So we must be prepared in case this current bird flu changes and causes the next influenza pandemic. The highly pathogenic avian influenza hpai ah5n1 virus is endemic in indonesian poultry and has caused sporadic human infection in indonesia since 2005. This bird flu is called highly pathogenic avian influenza h5n1.
Bird flu avian influenza avian influenza, also called bird flu, is a disease of birds that is found in wild waterfowl such as ducks, geese, and swans. Economic effects of the 1918 influenza pandemic 19 the 1918 influenza pandemic in the news little rock, ark. Travelers who plan to travel to areas of the world affected by avian influenza outbreaks in birds andor humans are advised to avoid close contact with poultry, especially diseased or dead birds, and to consume only adequately cooked meat. On tonights podcast show i continue to break down all the latest fearmongering and over the top propaganda surrounding the covid19. How infected backyard poultry could spread bird flu to people human infections with bird flu viruses rare but possible 1direct contact most common bird flu virus touching virus and then touching the eyes, nose or mouth infection can occur without touching poultry. Avian influenza bird flu frequently asked questions for georgia duck hunters what is avian influenza or bird flu. The threat of a new avian influenza virus causing a human pandemic is still. There are many different types of bird flu, and some cause disease while others do not. Details of the sequences as well as the alignments files and tree files for all. It is a highly contagious poultry disease, causes high mortality in poultry birds. Influenza a h5n1 virus also called h5n1 virus is an influenza a virus subtype that occurs mainly in birds, is highly contagious among birds, and can be deadly to them.
Woodson is based upon 25 years of internal medicine practice and experience treating hundreds of flu patients. Exposure to birds, bird faeces or feathers is the most likely way for a human to catch bird flu. How infected backyard poultry could spread bird flu to people. But there are 4 strains that have caused concern in recent years. Destruction of h5n1 avian influenza virus in meat and poultry. Outbreaks of avian influenza viruses later increased in frequency. The disease is transmitted via contact with an infected birds feces, or secretions from its nose, mouth or eyes. Prophylactic antivirals are not indicated for patients who plan to travel to areas where avian influenza has been reported. A brief history of flu pandemics the abcs of influenza viruses, or all about the flu a bird flu primer h5n1 is on the move betting on bird flu. An external file that holds a picture, illustration, etc.
Although h5n1, h7n9 and h5n6 dont infect people easily and arent. Surveillance of h5n1 viruses in live bird markets lbms during 2012 and 20 was carried out. From this foundation, he has concentrated the essence of lifesaving care of mild to severely ill flu patients at home in the bird flu manual. Avian influenza is a viral disease that can affect bird species throughout the world. Pdf bird flu is an infectious disease of birds caused by influenza a h5n1 virus.
While this is still less deadly than the previous avian flu outbreak in china six years ago the h5n1 bird flu virus eventually killed more than 300 people after spreading from china to other. Avian influenza, known informally as avian flu or bird flu, is a variety of influenza caused by viruses adapted to birds. Bird flu viruses would have to make at least two simultaneous genetic mutations before they. Avian influenza, or bird flu is a contagious disease of animals caused by viruses that normally infect only birds and, less commonly, pigs. Proper biosecurity measures can help keep flocks healthy and prevent bird flu and other diseases. See a doctor immediately if you have recently returned from a country that has had an outbreak of bird flu and you get flu symptoms.
History of 1918 flu pandemic pandemic influenza flu cdc. The virus can infect poultry, as well as a wide variety of other birds including migratory waterfowl. Bird flu, or avian flu, is an infectious type of influenza that spreads among birds. There have been a few strains, mostly in china, that have leaped from bird to human and then on to humantohuman transmission.
Wild birds carry the viruses, but usually do not get sick from them. On the other hand, swine flu is an influenza that affects pigs. In the united states, it was first identified in military personnel in spring 1918. How does the bird flu risk causing a pandemic flu in humans. Avian diseases transmissible to humans 2 avian influenza have been in areas where there is constant close contact between birds and humans or in cases where the humans were exposed to infected bird secretions. Although the virus usually do not infect humans, more than 200. The 1918 influenza pandemic was the most severe pandemic in recent history. The virus can be passed from birds to people, although transmission is considered rare. Avian influenza bird flu is an infection caused by viruses. This can worsen to become a severe respiratory disease. Thats because they have heard about a severe form of bird flu that causes many bird deaths.
Bird flu information for hunters and taxidermists avian influenza, or bird flu, is a virus that causes disease in chickens, turkeys, pheasants, quail, ducks, and geese. Pdf in 1918, a strain of influenza a virus caused a human pandemic resulting. It explains how the flu is spread and how to keep it from spreading to others. There is a flu for birds just as there is for humans and, as with people, some forms of the flu are worse than others. Moderate influenza pandemic similar to 1957 and 1968 outbreaks could cost u. Contagious disease of animals usually birds sometimes pigs pathogen is a virus rarely cross species barrier to humans. Bird infestations can prove more of a hazard than most people realize, as many carry more than 60 transmissible diseases this list continues to grow and is not exhaustive of all possible risks posed by pest animals.