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


Highly pathogenic avian influenza H5N1, Korea (Dem. People's Rep.)


Information received on 22/04/2014 from Mr Ri Kyong Gun, Director of the Veterinary and, Ministry of Agriculture, Anti-Epizootic Department, PYONGYANG, Korea (Dem. People's Rep.)
  • Summary
    • Report type Follow-up report No. 1
    • Date of start of the event 21/03/2014
    • Date of pre-confirmation of the event 26/03/2014
    • Report date 22/04/2014
    • Date submitted to OIE 22/04/2014
    • Reason for notification Reoccurrence of a listed disease
    • Date of previous occurrence 09/05/2013
    • Manifestation of disease Clinical disease
    • Causal agent Highly pathogenic avian influenza virus
    • Serotype H5N1
    • Nature of diagnosis Clinical, Laboratory (advanced)
    • This event pertains to the whole country
    • Related reports
      • Immediate notification (16/04/2014)
      • Follow-up report No. 1 (22/04/2014)

  • New outbreaks (1)
    • Outbreak 1 - Ryonggung ri, Hwangju county, HWANGHAE-BUKTO
      • Date of start of the outbreak 10/04/2014
      • Outbreak status Continuing (or date resolved not provided)
      • Epidemiological unit Village
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 501 ? 501 ? 136 ? 365 ? 0
        • Affected population Chickens and geese

  • Summary of outbreaks
    • Total outbreaks: 1
      • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds ? 501 ? 501 ? 136 ? 365 ? 0

      • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
        • Birds - 100.00% - 27.15% - 27.15% - 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
    • All birds in infected cages were killed by formalin gas of 60g per m3.

  • Control measures
    • Measures applied
      • Control of wildlife reservoirs
      • Stamping out
      • Quarantine
      • Movement control inside the country
      • Screening
      • Zoning
      • Vaccination in response to the outbreak (s)
        • Administrative division ? Species - Total Vaccinated ? Details
          • HWANGHAE-BUKTO ? Birds ? 20000 ? 20000 chickens
          • P'YONGYANG-SI ? Birds ? 530000 ? 240000 chickens in Hadang Chicken Factory and 290000 chickens in Sopo Chicken Factory

      • Disinfection of infected premises/establishment(s)
      • No treatment of affected animals

    • Measures to be applied
      • No other measures

  • Diagnostic test results
    • Laboratory name and type ? Species ? Test - Test date ? Result
      • Central Veterinary Station (National laboratory) ? Birds - enzyme-linked immunosorbent assay (ELISA) - 26/03/2014 ? Positive
      • Central Veterinary Station (National laboratory) ? Birds - enzyme-linked immunosorbent assay (ELISA) - 10/04/2014 ? Positive
      • Veterinary Research Institute, Academy of Agriculture Science (National laboratory) ? Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 26/03/2014 ? Positive

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

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