No New H5N1 Outbreaks Reported in Myanmar

MYANMAR - The World Organisation for Animal Health (OIE) reports that there have been no new outbreaks of highly pathogenic avian influenza (HPAI) or bird flu in the Myanmar recently.
calendar icon 22 June 2010
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The country's veterinary authorities sent follow-up reported no.3 dated 21 June 2010 to the OIE.

According to the report, no new incidents of bird flu have occured in the recent past. The outbreak first started on 19 February at Mingalardon in the Yangon region.

Poultry within the infected premises were immediately depopulated. A total of 13,494 chickens were destroyed within 1-km radius from the infected premises, the report states.

Movement of poultry and poultry products within infected townships was restricted. A total of 88 premises in Mayangone Township, 52 premises in Mingalardon Township and 5 premises in Yinmarbin Township were put under quarantine throughout the period.

Active surveillance using clinical case definition was carried out in every household within infected townships. Samples were collected within restricted and control zones. One hundred and fifty-one cloacal swab samples, one hundred and fifty-one cloacal swabs and 83 cloacal swab samples were collected from Mayangone, Mingalardon and Yinmarbin townships, respectively, as part of the active surveillance in infected areas.

The active clinical surveillance has been conducted nationwide starting from March 2010. A total poultry population of 7,764 farms under surveillance were examined and found clinically healthy. No evidence of HPAI disease was observed.

Targeted surveillance was carried out during 3 months in Myanmar. The risk areas were defined as areas with history of AI outbreaks, wet land, high density of poultry population kept in sector 3 and 4, and certain risk species. During the targeted surveillance, a total of 15,665 cloacal swab samples were collected. All collected samples were tested negative for HPAI virus. Laboratory tests were performed at Yangon and Mandalay Diagnostic Laboratories of the Livestock Breeding and Veterinary Department using virus isolation and RT-PCR.

Thorough disinfection was implemented within infected zone, infected premises and also in areas with higher risk.

Avian influenza vaccination in poultry is prohibited in Myanmar.

Further Reading

- Go to our previous news item on this story by clicking here.
- You can visit the Avian Flu page by clicking here.
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