Friday, March 12, 2010

Influenza A/H5N1 virus is pathogenic back stronger!

Saturday, March 13, 2010, 8:16


>> In case the first positive for influenza A/H5N1 in Hanoi

TP - In just over two months of 2010, Vietnam had four patients with influenza A/H5N1, one patient died. Ministry of Health to receive, H5N1 virus has returned with more powerful destructive power.

Patients T. (Soc Son, Hanoi) are treated in scientific treatment of positive, Bach Mai Hospital (photo taken at 12-3). - Photo: Xuan Phu

Dr Le Quynh Mai - Dean Virus (National Institute of Hygiene and Epidemiology Surgeons) said that the latest research by specialists of the Institute of Epidemiology showed that the isolated more than 300 influenza A/H5N1 virus in poultry and patients in Vietnam, up to at least seven antigens on avian influenza.

Scientists have discovered the exchange and integration between the influenza A/H5N1 virus circulating in our country, as recorded by the evolution of the gene segments of genes between different virus.

This is the reason to create a new virus on line poultry in Vietnam, rather than exotic virus.

Particular, new research has pointed out so fast evolution of influenza A/H5N1 virus and the vaccine is highly pathogenic.

Experts have discovered a number of changes of antigen reduces the sensitivity of influenza treatment.

Dr. Mai concern the increasing trend of change of the pathogenic H5N1 virus will cause danger to public health.

Team doctor, nurse members in the treatment room isolation positive science Bach Mai Hospital (12-3 photographs, dinner) - Photo: Xuan Phu

Epidemiology specialists are concerned, may in future will be a new virus, generated from recombinant strains of old.

Dr. Nguyen Huy Nga - Director of Department of Preventive Health and Environment (Ministry of Health) said that the risk of avian influenza outbreak on a strong back is easy to happen, because people in many places, special special population in areas still far from slaughtering and eating infected poultry.

Department of Animal Health said, the country is still six provinces including Ca Mau, Nghe An, Dien Bien, Khanh Hoa, Tuyen Quang and Ha Giang with bird flu has 21 days.

According to Department of Animal Health representative, a few years, not avian influenza outbreak has many strong local subjective in prevention.

Russia received the TS, winter-spring weather favorable for virus development, while Vietnam is at the same time is the existence of influenza A/H1N1 virus, Influenza A/H5N1 in humans, and avian influenza is very easy to make translated into many local spread.

Risk of influenza A/H5N1 service before spreading, the Health Ministry continues to make strong recommendations about preventive measures.

Accordingly, people must be absolutely done cooked food, drink boiling, do not use, contact with infected birds, cleaning their hands after contact with poultry.

Along with that, step up surveillance of avian influenza, prevent trafficking, transport and slaughter poultry not through quarantine.

Yesterday, the Ministry of Health report, Hanoi has a A/H5N1 flu patients. Female patients, aged 25, residing in Phu Ninh commune, Soc Son District. Disease onset 5-3 days 38oC with fever, cough, sore throat, headache, shortness of breath.

7-3 days, the patient to the hospital North Thang Long examination and diagnosis of suspected pneumonia virus. Here, patients were treated drug-resistant virus, antibiotics help.

However, 10-3, more severe disease progression, the patient was transferred to Bach Mai Hospital. There are ventilation patients, active treatment at the Faculty of treatment of active - Bach Mai Hospital.

Initial epidemiological investigation showed that from early May 3-2010 far, the area around the patient is sick birds / dead scattered. On 11-3, Institute of Hygiene and Epidemiology Surgeons confirmed test results positive for influenza A/H5N1 virus.

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