General information on avian influenza (bird flu)

The World Health Organisation (WHO) makes the reports and updates on new human cases of avian influenza infection. The only species that can cause serious illness to people is Influenza A / H5N1 virus, initially affected chickens, ducks and other birds through the process of mutation can be pathogenic, are too high. Because highly pathogenic virus for long periods in tissue, water and the environment, particularly at low temperatures for the transmission of very easily survive in chickenand other birds through direct contact with feces and secretions of infected birds, eggs, food, water, cages, equipment, vehicles and clothing. The health authorities to monitor human disease associated with avian influenza. In Hong Kong, the first infection occurred in both humans and poultry and were about 1.5 million chickens killed.





In China and Hong Kong, avian influenza A (H9N2) virus infection affects two children recovered. The source was not known, butThe suspect poultry.





In 2002 an outbreak of H7N2 in poultry in Virginia was discovered, but no human victim. Canada, 2004: Human infections with H7N3 virus in poultry workers.





Thailand and Vietnam, human infections with H5N1 virus. Azerbaijan, Cambodia, China, Djibouti, Egypt, Indonesia, Iraq, Thailand, Turkey, 2006: Human infections with H5N1 virus after contact with infected poultry or infected with Swang death occurred. Cambodia, China, Indonesia,Thailand and Vietnam, 2005, two people infected with the H5N1 virus following consumption of raw duck blood. China two cases of infection by pathogenic avian influenza A (H5N1) were confirmed in a family trip through China. Netherlands, 2003, outbreaks of influenza A (H7N7) in most plants, occurred after that in pigs and humans, 90 people were reported confrmed with H7N7 avian influenza virus in association with cases of conjunctivitis in the eyes, a death of a veterinarianrespiratory distress syndrome and other complications after direct contact with infected poultry. In New York, 2003 A case was registered as a patient with respiratory symptoms, which was recovered in a few weeks, and tests confirmed avian influenza A (H7N2) virus. Signs and symptoms of bird flu in humans are similar to other influenza viruses: a sore throat and cough, fever, muscle weakness and / or pain, eye infections with life-threatening complications such as:severe viral pneumonia, respiratory distress syndrome, multiple organ failure.





U.S. Food and Drug Administration suggests the following antiviral drugs to prevent and treat avian influenza: amantadine, rimantadine, oseltamivir and zanamivir. This can be demonstrated, not always effective, the virus that are resistant to amantadine and rimantadine. In the United States are no longer in use for the (prophylactic) treatment or prevention of influenza A.Specialists are monitoring the resistance of avian influenza A, influenza viruses for antiviral drugs.





For more information on avian influenza, or bird flu vaccine http://www.bird-flu-info-center.com/bird-flu-vaccine.htm on this page

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