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Highly pathogenic avian influenza H5N2, China (People's Rep. of) (OIE, December 23 2013): 1 New Poultry Outbreak, Hebei

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  • Highly pathogenic avian influenza H5N2, China (People's Rep. of) (OIE, December 23 2013): 1 New Poultry Outbreak, Hebei

    [Source: OIE, full page: (LINK). Edited.]


    Highly pathogenic avian influenza H5N2, China (People's Rep. of)


    Information received on 21/12/2013 from Dr Zhang Zhongqui, Director General , China Animal Disease Control Centre, Veterinary Bureau, Ministry of Agriculture, Beijing, China (People's Rep. of)
    • Summary
      • Report type Immediate notification
      • Date of start of the event 21/12/2013
      • Date of pre-confirmation of the event 21/12/2013
      • Report date 21/12/2013
      • Date submitted to OIE 21/12/2013
      • Reason for notification New strain of a listed disease
      • Manifestation of disease Clinical disease
      • Causal agent Highly pathogenic avian influenza virus
      • Serotype H5N2
      • Nature of diagnosis Suspicion, Clinical, Laboratory (basic), Laboratory (advanced)
      • This event pertains to the whole country

    • New outbreaks (1)
      • Outbreak 1 - Zhuzhuang village, Jiaozhuang, Baoding, HEBEI
        • Date of start of the outbreak 21/12/2013
        • Outbreak status Continuing (or date resolved not provided)
        • Epidemiological unit Farm
        • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds - 129700 – 4000 – 4000 – 125700 – 0

    • Summary of outbreaks
      • Total outbreaks: 1
        • Total animals affected: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds – 129700 – 4000 – 4000 – 125700 – 0

        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate – Proportion susceptible animals lost*
          • Birds - 3.08% - 3.08% - 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

    • Control measures
      • Measures applied
        • Stamping out
        • Quarantine
        • Movement control inside the country
        • Screening
        • Zoning
        • Disinfection of infected premises/establishment(s)
        • Dipping / Spraying
        • No vaccination
        • No treatment of affected animals

      • Measures to be applied
        • No other measures

    • Diagnostic test results
      • Laboratory name and type – Species – Test - Test date – Result
        • Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE’s Reference Laboratory) – Birds - haemagglutination inhibition test (HIT) - 21/12/2013 – Positive
        • Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE’s Reference Laboratory) - Birds - reverse transcription - polymerase chain reaction (RT-PCR) – 21/12/2013 – Positive
        • Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE’s Reference Laboratory) - Birds - virus isolation - 21/12/2013 – Positive

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

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