H7n9 bird flu returns to Hangzhou and the restart of live bird trade is not affected (Figure)

On July 20, Beijing Municipal Health Bureau reported that a case of h7n9 avian influenza was diagnosed in Chaoyang Hospital in Beijing by a patient from Hebei Province who went to Beijing for medical treatment At present, the patient's condition is critical, and he is fully rescued in the intensive care unit On May 16, because no new cases were found for 28 consecutive days, Zhejiang Province terminated the level IV emergency response of human infection with h7n9 avian influenza, and h7n9 avian influenza gradually faded out of people's attention Two months later, new cases appeared again Although they were far away from Beijing, they still affected the sensitive nerves of Hangzhou people Will h7n9 avian influenza return? How to prevent? Yesterday, the reporter of the business newspaper asked the relevant experts In April this year, Chen Enfu, deputy director of the Institute of infectious disease prevention and control of Zhejiang Provincial Center for Disease Control and prevention, said in an interview that influenza viruses are afraid of heat When the temperature rises, the activity of influenza viruses in the external environment, such as air and water, will decline, but the viruses in birds will not change This new case in Beijing confirms this view In fact, the h7n9 avian influenza virus has not completely disappeared The virus still exists in birds and infects humans under suitable conditions, said Sheng Jifang, director of the infection department and chief physician of the First Affiliated Hospital of Zhejiang University yesterday In addition, the case of such hot weather indicates that the virus is relatively heat-resistant and has a strong survival ability Sheng said that after a hot summer, there may still be some cases of h7n9 avian influenza in succession this autumn or next spring From a medical point of view, closing the live poultry market is good for preventing avian influenza, but it needs the courage of the government In the case of resuming the live poultry trade, the government should strengthen the management and do well in epidemic prevention and disinfection Liu Jin, director of infectious diseases department of the second Zhejiang Medical College, thinks it is important to prevent h7n9 avian influenza and reduce the contact with birds, especially wild birds and dead birds.