60 confirmed cases and two more deaths add to outbreak of avian flu in china. Highly pathogenic avian influenza is rarely found in waterfowl, but causes severe disease in domestic poultry with a high death rate southeast asia, they were identified as the source of the h5n1 infection in chicken farms in hong kong in 1997 when approximately 20 percent of the chickens in live poultry markets were. Vaccine shortage secretary for food and health go wing-man said flu vaccines for the current variant will be put into mass production in march or april at the earliest the previous outbreaks of bird flu and sars all happened in china and hong kong for the current outbreak, yuen is concerned that. A woman in china is now the first ever human recorded to have the h7n4 strain of the virus - if a worldwide outbreak begins, what are the symptoms to look out for the world's first human cases of bird flu were reported in hong kong in 1997, when six people were killed by the h5n1 strain of the virus.
Avian influenza—known informally as avian flu or bird flu is a variety of influenza caused by viruses adapted to birds the type with the greatest risk is highly pathogenic avian influenza (hpai) 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. Crisis management centre for animal health introduction on june 11th 2008 another outbreak of highly pathogenic avian influenza (h5n1) was reported in hong kong – the site of the first reported human deaths from this varies, but always includes indonesia, china and egypt – the disease has become.
Thousands of chickens were culled and imports of live poultry coming from china were suspended by hong kong in december 2014, after the h7 avian influenza ( ai) strain was detected vietnam raises alert vietnam has also recently raised the bird flu alarm after two strains of avian influenza were. Watch breaking news videos, viral videos and original video clips on cnncom.
If a reassortment in h5n1 occurs, it might remain an h5n1 subtype, or it could shift subtypes, as h2n2 did when it evolved into the hong kong flu strain of h3n2 both the h2n2 and h3n2 pandemic strains contained avian influenza virus rna segments while the pandemic human influenza viruses of 1957 ( h2n2) and.
To understand the sometimes bold, sometimes nervous governmental reactions to the rapidly growing swine flu crisis, one need only look at the incredibly unpredictable history h5n1: caused two hong kong family members to be hospitalized after a visit to china, killing one of them, a 33-year-old man.
In 1997, the infection of 18 humans, of whom 6 died, with an avian h5n1 virus raised the level of global concern of a possible human influenza pandemic in 1999, h9n2 avian influenza infected two children in hong kong and there were other cases in mainland china in 2003, h5n1 and h9n2 infections were confirmed in.
The hong kong government suspended imports and sales of live chickens in early 2004 local poultry farms remain free from h5n1 infection in may 2004, limited importation of screened live birds from china was resumed public consultation on central slaughtering evoked commercial and some public support for live.