Tuesday, April 2, 2013

Jiangsu Provincial Health Department: At home and abroad there is no vaccine against the H7N9 avian influenza virus.

BEIJING, April 2 Jiangsu Provincial Health Department has posted on its official website the question-and-answer human infection with the H7N9 avian flu.  
Question-and-answer pointed out, at home and abroad there is no vaccine against the H7N9 avian influenza virus. The following is the transcript:
One patients from the means by which the people infected with the H7N9 avian influenza infection? Whether the close contacts of morbidity or mortality? Close contacts whether they are under medical observation?
Answer: the people infected with the H7N9 influenza virus from the virus biology belonging to the avian influenza virus, previously found in the international human infection H7 subtypes of influenza virus are mostly from birds, but so far, three cases of diagnosed patients The specific source of infection is not clear.
According to the relevant provisions of unexplained pneumonia Management, Shanghai, Anhui and Jiangsu, the health sector (1 patient in Anhui where Nanjing) all close contacts of patients implemented under medical observation. The Shanghai patients diagnosed patients prior to the onset, the two family members with severe pneumonia, the cause is still under investigation and detection. 3 patients the incidence of the family association, pending further investigation. In addition, Shanghai, Anhui diagnosed patients of all close contacts were not found in similar cases.
Second, the National Health and Family Planning Commission, as well as local health departments to take measures? Which investigations were carried out?
The cases of the disease, local health departments attach great importance to take timely clinical treatment, epidemiological investigation, specimen collection and submission, medical observation of close contacts, and to strengthen the monitoring of unexplained pneumonia cases.
National Health and Family Planning Commission attaches great importance to this epidemic, received severe unexplained pneumonia outbreaks have been reported, immediately sent a working group of experts to Shanghai, Anhui and Jiangsu, there to supervise the patient's treatment and investigation, to convene a multisectoral Chamber of Commerce will the epidemic nature of the analysis and judgment, and arrangements for the investigation, prevention and control and preparedness work. China CDC received case reports and submission of specimens in a timely manner to carry out the epidemic risk judgments and laboratory testing research, clear etiological diagnosis.
Third, the two cases diagnosed patients died in early March, why the state Health and Family Planning Commission, released March 31, the epidemic?
A: The people infected with the H7N9 avian influenza virus, is the world's first discovery of a new subtype of influenza virus, has not been included in our statutory report infectious disease monitoring and reporting system.
Medical and health institutions in Shanghai found that the above-mentioned cases, in a timely manner to carry out the relevant laboratory screening, has ruled out the infected with seasonal H1N1 and H3N2 influenza, H1N1 flu, people infected with the highly pathogenic avian influenza (H5N1) and SARS, new Coronavirus possible. In further testing, the Shanghai Public Health Clinical Center on March 22 found that patients may be infected with the H7 influenza, after specimens were sent to the China Disease Prevention and Control Center. On the afternoon of March 29, the Chinese Center for Disease Control three H7N9 avian influenza virus isolated from the submission of cases specimens. National Health and Family Planning Organization experts further verification, according to laboratory test results, combined with the clinical manifestations, epidemiological data to conduct a comprehensive analysis to determine the patients with human cases of infection with the H7N9 avian flu virus. National Health and Family Planning Commission, in accordance with the law to the public on March 31.

Fourth, after media reports that a family of three infection unexplained pneumonia, two of whom died, whether related to the reported cases?
February 20-25, in a hospital in Shanghai has treated three people suffering from severe pneumonia, surnamed Li and his son, two people died. Mr Lee, his father was diagnosed with the H7N9 avian influenza virus infection, the diagnosis of two patients in progress.
H7N9 virus with previous H1N1, H5N1 and other seasonal influenza cases compared to its virulence and infectious?
Currently only found three cases of human infection with the H7N9 avian flu virus confirmed cases of the virus and its diseases caused by very limited research data, expert judgment is that the virulence of the virus and the human ability to spread further.
Sixth, if the infection early symptoms seek immediate medical attention if you can get effective treatment?
The gene sequence analysis showed that the drug-sensitive virus neuraminidase inhibitor class of anti-influenza virus. Experience other type influenza antiviral treatment after the onset of the early use of the neuraminidase inhibitor class of anti-influenza virus drugs may be effective remains to be seen, but the means of specific treatment of newly discovered human H7N9 avian influenza virus infection research.

How to prevent the H7N9 avian flu? Are there any other special precautions?
Influenza is an acute respiratory tract infection. Wash their hands, indoor Qin ventilation, attention to nutrition, to maintain a good physique is conducive to the prevention of influenza and other respiratory diseases. Respiratory tract infection symptoms such as sneezing, coughing, use a tissue, handkerchief Cover your mouth and nose to prevent infection of others. In addition, special attention to avoid direct contact with sick or dead poultry and livestock.
More contact with patients suffering from infectious diseases than the general public due to the medical staff, it is recommended that the medical staff to take the necessary protective measures in the process of the treatment of the patients. Admissions with suspected or confirmed H7N9 avian influenza, effective protective measures should be taken, that the standard prevention, prevention of airborne droplets and contact transmission precautions.

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