Bird Flu Human Infection
More than a dozen types of bird flu have been identified including the two strains that have most recently infected humans h5n1 and h7n9.
Bird flu human infection. Avian flu viruses do not normally infect humans. Technically h5n1 is a highly pathogenic avian influenza hpai virus. These viruses occur naturally among wild aquatic birds worldwide and can infect domestic poultry and other bird and animal species. Avian flu viruses do not normally infect humans.
Out of the three types of influenza viruses a b and c influenza a virus is a zoonotic infection with a natural reservoir almost entirely in birds. Bird flu is caused by a type of influenza virus that rarely infects humans. Human infections with avian influenza a viruses are rare and have most often occurred after people had exposure to infected poultry e g. Avian influenza refers to the disease caused by infection with avian bird influenza flu type a viruses.
These viruses occur naturally among wild aquatic birds worldwide and can infect domestic poultry and other bird and animal species. This can happen when virus is in the air in droplets or possibly dust and a person breathes it in or when a person touches something that has virus on it then touches their mouth eyes or nose. 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. It s deadly to most birds.
And it s deadly to humans and to other mammals that catch the virus from birds. It s deadly to birds and can easily affect humans and other animals that come in contact with a carrier. Bird flu also called avian influenza is a viral infection that can infect not only birds but also humans and other animals. Cases of human infection with h5n1 will only be reported on disease outbreak news for events that are unusual or associated with potential increased risks.
Human infections with bird flu viruses can happen when enough virus gets into a person s eyes nose or mouth or is inhaled. H5n1 is the most common form of bird flu. Direct contact with chickens or visiting a live poultry market. Most forms of the virus are restricted to birds.
H5n1 is the most. When bird flu does strike humans it can be deadly.
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