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The source of H7N9 avian influenza is generally transmitted in birds and birds, and after close contact between humans and birds, the virus is directly inhaled or enters the mucous membrane to cause infection. In fact, only a very small proportion of poultry are infected with avian influenza viruses, and the possibility of detecting avian influenza viruses from raw down feathers (unwashed or unprocessed) is almost impossible. Avian influenza viruses are generally sensitive to heat and have strong resistance to low temperatures, and can be inactivated by heating for 30 minutes or boiling (100) for more than 2 minutes. The virus can survive for 1 week in feces at lower temperatures and 1 month in 4 water.
Raw down and feathers are also effective in destroying these viruses during washing, drying and sterilization. Down is first washed with detergent to remove dust, dirt, and organic matter. This is followed by a period of 120 130 minutes of steam sterilization.
The World Health Organization (WHO) stated: "According to the conditions mentioned (referring to 120 13, 30 minutes), the virus should be eradicated.
Even small factories will wash and disinfect the raw down. If it is filled with unwashed raw material wool, the smell of the clothes will be very strong, and it is not suitable for sale at all.
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Influential. Be careful.
Small factories may use the feathers of the processed H7N9 dead poultry to make down jackets.
H7N9 is found in animal feathers and is introduced into humans through human respiration.
Causes people to get sick.
Therefore, it is recommended to buy down jackets from regular manufacturers.
Hope it helps you Satisfied, thank you.
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From H5N1 to the present, most people who get the so-called avian influenza disease have not been exposed to poultry and eat poultry products, which shows that the disease has nothing to do with contact with poultry and eating poultry products.
The so-called human avian influenza disease is actually the first susceptible virus disease, its source of infection is humans, is the virus left by people and patients who do influenza virus vaccines, the virus can survive on the ground for up to two years, if it is inhaled into the respiratory tract, it will be infected under special circumstances in the body.
Humans, large livestock, poultry and pigs, cats, dogs, etc. all have a kind of influenza virus, these influenza viruses can not be infected with each other, that is to say, the first influenza virus can only infect humans, large livestock influenza virus can only infect large livestock, avian influenza virus can only infect poultry, ducks, geese are not easy to infect in poultry, this is 50 years ago Chinese scientific researchers, after doing influenza virus infection pathogenesis test to reach the conclusion, this conclusion is completely in line with reality for decades, This is also a natural law of coexistence between humans and animals.
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First of all, avian influenza is caused by a virus, which is a submicroscopic particle with cellular infectivity, which is characterized by the tendency to mutate in the exchange of information from the outside world. The original prototype of the virus was H1N1 (very pathogenic and can only infect birds), but after many generations of mutations, it evolved to the current H7N9 (lethal and can infect humans).
Moreover, due to the overuse of antibiotics in modern medicine (especially in China), the evolution of viruses has been greatly accelerated, and many viruses (including superbugs) have developed extremely strong resistance, and the evolution rate is tens of thousands of times faster than the natural evolution rate.
In addition, the large-scale collective breeding of poultry has essentially accelerated the spread of the virus, and once the virus is generated, it will spread rapidly, which is not conducive to inhibition and prevention.
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It is a virus** infection caused by poultry.
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Possibly, H7N9 is a contagious virus.
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It's hard to say that the patients in Nanjing have not and not been exposed to poultry?
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Clinical presentation.
According to the incubation period of influenza and the results of the investigation of existing cases of H7N9 avian influenza virus infection, the incubation period is generally less than 7 days.
Patients typically present with flu-like symptoms such as fever, cough, and little sputum, which may be accompanied by headache, muscle aches, and malaise. Severe patients have rapid progression of the disease, manifested as severe pneumonia, most of the body temperature persists above 39, dyspnea, and may be accompanied by hemoptysis. Acute respiratory distress syndrome, mediastinal emphysema, sepsis, shock, impaired consciousness, and acute kidney injury can progress rapidly.
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Don't worry, if you're scared, go to the hospital for a check-up, it shouldn't be a big problem, many things are psychological, and people are frightened.
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The important thing is which city you live in and whether you usually come into contact with poultry, because avian influenza has not been proven to be contagious from person to person. And now the cases are all people who have more contact with poultry. You shouldn't have to worry about it.
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It has nothing to do with your symptoms! H7N9 is fever, dizziness.
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H7N9 will heat up and have a sore throat Don't worry.
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A fever of 39-40 degrees Celsius is an important feature.
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Aren't they all fever first?
What are the clinical signs of avian influenza?
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The incubation period of human avian influenza is usually within 1 week, mostly 1 3 days, and can be affected at any age, with no gender difference. Onset is usually acute, and early symptoms resemble common influenza. The main manifestation is fever, the body temperature is generally above 39oC, lasting 1 7 days, and most of them are 2 4 days. >>>More
You can call your local hospital for a consultation.
The virus is transmitted through birds, so as long as you are careful not to go near some birds, wear a mask, and ventilate your home without worry.