Highly pathogenic avian influenza, Korea (Rep. of) (WAHID Interface - OIE World Animal Health Information Database, March 17 2011, edited)

[Giuseppe]

Highly pathogenic avian influenza, Korea (Rep. of) (WAHID Interface - OIE World Animal Health Information Database, March 17 2011, edited)


[Source: OIE, full page: <cite cite="http://web.oie.int/wahis/public.php?page=single_report&pop=1&reportid=10374 ">WAHID Interface - OIE World Animal Health Information Database</cite>. Edited.]

Highly pathogenic avian influenza, Korea (Rep. of)

Information received on 17/03/2011 from Dr Kiyoon Chang, CVO & Director, Quarantine Policy Division, Food Safety & Consumer Affairs Policy Bureau, MIFAFF (Ministry of Food, Agriculture, Forestry and Fisheries) , Gyeonggi -Do, Korea (Rep. of)

• Summary
  • Report type Follow-up report No. 9
  • Start date 29/11/2010
  • Date of first confirmation of the event 07/12/2010
  • Report date 17/03/2011
  • Date submitted to OIE 17/03/2011
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 15/05/2008
  • Manifestation of disease Clinical disease
  • Causal agent Highly pathogenic avian influenza virus
  • Serotype H5N1
  • Nature of diagnosis Laboratory (basic), Laboratory (advanced)
  • This event pertains to a defined zone within the country
  • Related reports
    • Immediate notification (09/12/2010)
    • Follow-up report No. 1 (14/12/2010)
    • Follow-up report No. 2 (02/01/2011)
    • Follow-up report No. 3 (07/01/2011)
    • Follow-up report No. 4 (17/01/2011)
    • Follow-up report No. 5 (28/01/2011)
    • Follow-up report No. 6 (11/02/2011)
    • Follow-up report No. 7 (18/02/2011)
    • Follow-up report No. 8 (04/03/2011)
    • Follow-up report No. 9 (17/03/2011)

• New outbreaks
  • Outbreak 1 - Woonyong-ri, Buk-myun, Cheonan-city, CHUNGCHEONGNAM-DO
    • Date of start of the outbreak 02/03/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed -Slaughtered
      • Birds - 12400 - 10 - 10 - 12390 - 0
      • Affected Population ducks
  • Outbreak 2 - Bakgok-ri, Baekam-myun, Yongin-city, GYEONGGI-DO
    • Date of start of the outbreak 06/03/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 200000 - 37 - 37 - 199963 - 0
      • Affected Population chickens

• Summary of outbreaks
  • Total outbreaks: 2
  • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    • Birds - 212400 - 47 - 47 - 212353 - 0
  • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
    • Birds - 0.02% - 0.02% - 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
  • There were notifications of HPAI suspected cases from farmers.
  • They were proved as HPAI virus H5N1 subtype in NVRQS.
  • Poultry in the affected farms and in the area within 500 m radius from the affected farms were culled and buried.
  • Disinfection and clinical surveillance in the area within 10 km radius from the affected farms have been intensified.
  • Some of the outbreaks previously reported were resolved.

• Control measures
  • Measures applied
    • Control of wildlife reservoirs
    • Stamping out
    • Movement control inside the country
    • Screening
    • Zoning
    • 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 National Veterinary Research and Quarantine Service (NVRQS) (National laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Birds - enzyme-linked immunosorbent assay (ELISA) - 04/03/2011 - Positive
      • Birds - enzyme-linked immunosorbent assay (ELISA) - 08/03/2011 - Positive

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

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