Does Hong Kong have bird flu?
Hong Kong authorities have stepped up their vigilance against bird flu after a highly pathogenic strain was detected in the city for the first time.
How did Hong Kong stop the H5N1 flu virus?
Fortunately, the H5N1 virus transmitted to humans in 1997 did not develop the capacity for human-to-human transmission. The outbreak was contained and the source of infection was eliminated by the decisive slaughter of more than 1.5 million birds in the Hong Kong poultry markets.
When was bird flu in Hong Kong?
In 1997, a high-pathogenicity H5N1 avian influenza virus caused serious disease in both man and poultry in Hong Kong, China. Eighteen human cases of disease were recorded, six of which were fatal. This unique virus was eliminated through total depopulation of all poultry markets and chicken farms in December 1997.
What countries are most affected by bird flu?
Countries that have reported one or more major highly pathogenic H5N1 outbreaks in birds (causing at least thousands but in some cases millions of dead birds) are (in order of first outbreak occurrence): South Korea, Vietnam, Japan, Thailand, Cambodia, Laos, Indonesia, China, Malaysia, Russia, Kazakhstan, Mongolia.
Is H5N1 transmissible to humans?
Although H5N1, H7N9 and H5N6 don’t infect people easily and aren’t usually spread from human to human, several people have been infected around the world, leading to a number of deaths.
Was the bird flu a pandemic or epidemic?
The first outbreak of human infection by avian influenza viruses (H5N1) was observed in 1997 in Hong Kong. Since then a large number of outbreaks have been reported in different parts of the world. In fact, the spread of avian influenza H5N1 in various species including humans has lead to a current pandemic threat.
Is there bird flu in UK?
The government has confirmed 66 cases of avian influenza H5N1 in England. There is also 1 premises where H5N1 is suspected. There was also 1 case of avian influenza in Wales where a small area of the disease control zones around this case extended into England.
When was the bird flu crisis?
HPAI Asian H5N1 is especially deadly for poultry. The virus was first detected in 1996 in geese in China. Asian H5N1 was first detected in humans in 1997 during a poultry outbreak in Hong Kong and has since been detected in poultry and wild birds in more than 50 countries in Africa, Asia, Europe, and the Middle East.
Is bird flu in the UK?
How many have died from H5N1?
By early 2006, WHO had linked 78 deaths to the virus out of 147 reported cases of H5N1 bird flu in humans….Death Estimates For Major Flu Pandemics of the 20th Century.
| Year | Worldwide | United States |
|---|---|---|
| 1968-1969 | 1,000,000 | 40,000 |
Is bird flu a zoonotic disease?
Humans can be infected with zoonotic influenza viruses such as avian or swine influenza viruses.
What are the symptoms of Hong Kong flu?
Hong Kong flu of 1968. Infection caused upper respiratory symptoms typical of influenza and produced symptoms of chills, fever, and muscle pain and weakness. These symptoms usually persisted for between four and six days. The highest levels of mortality were associated with the most susceptible groups, namely infants and the elderly.
What happened to bird flu?
Human infections with bird flu viruses can happen when enough virus gets into a person’s eyes, nose or mouth, or is inhaled. 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.
What is Hong Kong virus?
Hong Kong flu is a type of seasonal flu that is caused by a subtype of the influenza virus called H3N2. The H3N2 strain is able to infect birds and mammals, such as humans.