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Low pathogenic avian influenza (poultry) H7N9, China (People's Rep. of): 1 pigeon, Shanghai

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  • Low pathogenic avian influenza (poultry) H7N9, China (People's Rep. of): 1 pigeon, Shanghai

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


    Low pathogenic avian influenza (poultry) ,China (People's Rep. of)


    Information received on 04/04/2013 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 04/04/2013
      • Date of pre-confirmation of the event 04/04/2013
      • Report date 04/04/2013
      • Date submitted to OIE 04/04/2013
      • Reason for notification New strain of a listed disease
      • Manifestation of disease Sub-clinical infection
      • Causal agent Low pathogenic avian influenza virus
      • Serotype H7N9
      • Nature of diagnosis Laboratory (basic), Laboratory (advanced)
      • This event pertains to the whole country
    • New outbreaks
      • Summary of outbreaks
        • Total outbreaks: 1
          • Outbreak Location - SHANGHAI ( Huhuai agricultural products wholesale market, Songjiang, Shanghai )
            • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
              • Birds - ? - 1 - 0 - 0 - 0
            • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
              • Birds - ** - ** - 0.00% - **
              • * 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
      • Up to date there is no evidence that China human H7N9 cases come from this pigeon case.
      • Further investigations are on-going.
    • Control measures
      • Measures applied
        • Control of wildlife reservoirs
        • 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
        • Stamping out
    • Diagnostic test results
      • Laboratory name and type: Harbin veterinary research institute, Chinese academy of agricultural sciences ( OIE?s Reference Laboratory )
        • Tests and results: Species - Test - Test date - Result
          • Birds - gene sequencing - 04/04/2013 - Positive
          • Birds - haemagglutination inhibition test (HIT) - 04/04/2013 - Positive
          • Birds - pathogen isolation by egg inoculation - 04/04/2013 - Positive
          • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 04/04/2013 - Positive
    • Future Reporting
      • The event is continuing. Weekly follow-up reports will be submitted.
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