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Highly pathogenic avian influenza, Myanmar (WAHID Interface - OIE World Animal Health Information Database, 3/5/10, edited)

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  • Highly pathogenic avian influenza, Myanmar (WAHID Interface - OIE World Animal Health Information Database, 3/5/10, edited)

    Highly pathogenic avian influenza, Myanmar (WAHID Interface - OIE World Animal Health Information Database, 3/5/10, edited)
    Highly pathogenic avian influenza, Myanmar

    Information received on 05/03/2010 from Prof. Dr Myint Thein , Director General, Livestock Breeding and Veterinary Department , Ministry of Livestock & Fisheries , YANGOON , Myanmar
    • Summary
      • Report type Follow-up report No. 2
      • Start date 02/02/2010
      • Date of first confirmation of the event 03/02/2010
      • Report date 05/03/2010
      • Date submitted to OIE 05/03/2010
      • Reason for notification Reoccurrence of a listed disease
      • Date of previous occurrence 28/12/2007
      • Manifestation of disease Clinical disease
      • Causal agent Highly pathogenic avian influenza virus
      • Serotype H5N1
      • Nature of diagnosis Suspicion, Clinical, Laboratory (advanced), Necropsy
      • This event pertains to a defined zone within the country
      • Related reports
        • Immediate notification (05/02/2010)
        • Follow-up report No. 1 (22/02/2010)
        • Follow-up report No. 2 (05/03/2010)

    • New outbreaks
      • Outbreak 1 (8930) - Thayetkan Village, Yinmarbin , Monywa, SAGAING
        • Date of start of the outbreak 01/03/2010
        • Outbreak status Continuing (or date resolved not provided)
        • Epidemiological unit Farm
        • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
          • Birds - 2900 - 305 - 305 - 2595 - 0
          • Affected Population Laying hens of different ages belonging to three owners.

    • Summary of outbreaks
      • Total outbreaks: 1
      • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
        • Birds - 10.52% - 10.52% - 100.00% - 100.00%
        • * Removed from the susceptible population through death, destruction and/or slaughter

    • Epidemiology
      • Source of the outbreak(s) or origin of infection
        • Unknown or inconclusive

    • Epidemiological comments
      • On 1st March 2010, Livestock Breeding and Veterinary Department was informed about an abnormal mortality in chickens in Thayetkan village. A field investigation was conducted and samples were collected from dead chicken.
      • There are 30 farmers in the village with a total of 13,450 chickens (all laying hens).
      • Poultry will be culled within a 1-km radius of the infected premises.
      • This outbreak is no epidemiologically linked to the recent Yangon outbreak.

    • Control measures
      • Measures applied
        • Stamping out
        • Quarantine
        • Movement control inside the country
        • Screening
        • Disinfection of infected premises/establishment(s)
        • Vaccination prohibited
        • No treatment of affected animals
      • Measures to be applied
        • No other measures

    • Diagnostic test results
      • Laboratory name and type Veterinary Diagnostic Laboratory, Mandalay (Local laboratory)
        • Tests and results: Species - Test - Test date - Result
          • Birds - polymerase chain reaction (PCR) - 03/03/2010 - Positive
          • Birds - rapid tests - 03/03/2010 - Positive
      • Laboratory name and type Veterinary Diagnostic Laboratory, Yangon (National laboratory)
        • Tests and results: Species - Test - Test date - Result
          • Birds - polymerase chain reaction (PCR) - 04/03/2010 - Positive

    • Future Reporting
      • The event is continuing. Weekly follow-up reports will be submitted.

    (...)
    -
    <cite cite="http://www.oie.int/wahis/public.php?page=single_report&pop=1&reportid=9005" >WAHID Interface - OIE World Animal Health Information Database</cite>
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