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Taiwan - 1 new outbreak of low pathogenic avian influenza H5N6 on duck farm in Yunlin County (OIE, February 9, 2018)

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  • Taiwan - 1 new outbreak of low pathogenic avian influenza H5N6 on duck farm in Yunlin County (OIE, February 9, 2018)

    Low pathogenic avian influenza (poultry),
    Chinese Taipei
    Information received on 09/02/2018 from Dr Tai-Hwa Shih, Chief Veterinary Officer, Deputy Director General, Bureau of Animal and Plant Health Inspection and Quarantine Council of Agriculture Executive Yuan, Ministry of Agriculture, Taipei, Chinese Taipei
    Summary
    Report type Follow-up report No. 1
    Date of start of the event 19/12/2017
    Date of confirmation of the event 24/12/2017
    Report date 09/02/2018
    Date submitted to OIE 09/02/2018
    Reason for notification New strain of a listed disease in the country
    Causal agent Low pathogenic avian influenza virus
    Serotype H5N6
    Nature of diagnosis Laboratory (basic), Laboratory (advanced)
    This event pertains to a defined zone within the country
    Related reports Immediate notification (26/12/2017)
    Follow-up report No. 1 (09/02/2018)
    New outbreaks (1)
    Outbreak 1 (2018-yl-1) Douliu City, YUNLIN COUNTY
    Date of start of the outbreak 16/01/2018
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Farm
    Affected animals
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 2646 0 2646 0
    Affected population Meat ducks (2018-yl-1)
    Summary of outbreaks Total outbreaks: 1
    Total animals affected
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 2646 ** 0 2646 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Birds ** 0.00% ** 100.00%
    *Removed from the susceptible population through death, destruction and/or slaughter
    **Not calculated because of missing information
    Epidemiology
    Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive
    Epidemiological comments Samples from Yunlin County were sent to the National Laboratory, Animal Health Research Institute (AHRI) for diagnosis. Low pathogenic avian influenza H5N6 subtype was confirmed by AHRI. The infected farm has been placed under movement restriction. All animals on the infected farm has been culled. Thorough cleaning and disinfection have been conducted after stamping out operation. Surrounding poultry farms within 3 km radius of the infected farm are under intensified surveillance for three months.
    Control measures
    Measures applied
    • Movement control inside the country
    • Surveillance outside containment and/or protection zone
    • Surveillance within containment and/or protection zone
    • Quarantine
    • Official disposal of carcasses, by-products and waste
    • Stamping out
    • Disinfection
    • Ante and post-mortem inspections
    • Vaccination prohibited
    • No treatment of affected animals
    Measures to be applied
    • No other measures
    Diagnostic test results
    Laboratory name and type Species Test Test date Result
    Animal Health Research Institute (National laboratory) Birds gene sequencing 01/02/2018 Positive
    Animal Health Research Institute (National laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 30/01/2018 Positive
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.
    ...
    http://www.oie.int/wahis_2/public/wa...reportid=25886
    "Safety and security don't just happen, they are the result of collective consensus and public investment. We owe our children, the most vulnerable citizens in our society, a life free of violence and fear."
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