2 Bird Flu Strains Hit Vietnam

The National Institute of Hygiene and Epidemiology (NIHE) said on Monday (March 13) that there were reported outbreaks of avian flu H5N1 and H5N6 in northern Cao Bang province in Vietnam.

Authorities have culled a total of 4,015 chickens and 18 doves so far. They have also sterilized poultry cages and surrounding environment in two virus-hit areas.

The province has over 330 km of shared border with China, where avian influenza H7N9 virus is detected.

Reports said that massive deaths of chicken with unknown reasons were recorded in 34 households in Quoc Toan community, Cao Bang’s Tra Linh district and one household in Cao Bang City’s Song Bang ward.

Local animal health officials took samples and sent them to the NIHE for tests. Test results showed that dead poultry in Tra Linh district were positive with avian influenza H5N1 while those in Cao Bang City were positive with H5N6 strain.

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