Highly pathogenic avian influenza, Korea (Rep. of) (WAHID Interface - OIE World Animal Health Information Database, Jan 28 2011)

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Highly pathogenic avian influenza, Korea (Rep. of) (WAHID Interface - OIE World Animal Health Information Database, Jan 28 2011)


[Source: OIE, full text: <cite cite="http://web.oie.int/wahis/public.php?page=single_report&pop=1&reportid=10195 ">WAHID Interface - OIE World Animal Health Information Database</cite>. Edited.]

Highly pathogenic avian influenza, Korea (Rep. of)

Information received on 28/01/2011 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. 5
  • Start date 29/11/2010
  • Date of first confirmation of the event 07/12/2010
  • Report date 28/01/2011
  • Date submitted to OIE 28/01/2011
  • 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)

• New outbreaks
  • Outbreak 1 - Gyeongsin-ri, Nam-myun, Yangju-city, GYEONGGI-DO
    • Date of start of the outbreak 20/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 8000 - 230 - 230 - 7770 - 0
      • Affected Population layer chickens
  • Outbreak 2 - Daesa-ri, Paengseong-eup, Pyeongtaek-city, GYEONGGI-DO
    • Date of start of the outbreak 25/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 25000 - 200 - 200 - 24800 - 0
      • Affected Population chicken
  • Outbreak 3 - Jangcheon-ri, Seolseong-myun, Icheon-city, GYEONGGI-DO
    • Date of start of the outbreak 22/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 8300 - 1 - 1 - 8299 - 0
      • Affected Population ducks
  • Outbreak 4 - Banam-ri, Asan-myun, Gochang-gun, JEOLLABUK-DO
    • Date of start of the outbreak 24/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 100000 - 8000 - 8000 - 92000 - 0
      • Affected Population quails
  • Outbreak 5 - Panjeong-ri, Jiksan-myun, Cheongan-city, CHUNGCHEONGNAM-DO
    • Date of start of the outbreak 17/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 5600 - 1 - 1 - 5599 - 0
      • Affected Population ducks
  • Outbreak 6 - Panjeong-ri2, Jiksan-eup, Cheonan-city, CHUNGCHEONGNAM-DO
    • Date of start of the outbreak 17/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 13360 - 20 - 20 - 13340 - 0
      • Affected Population ducks
  • Outbreak 7 - Myeongbong-ri, Nodong-myun, Boseong-gun, JEOLLANAM-DO
    • Date of start of the outbreak 20/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 14000 - ... - 0 - 14000 - 0
      • Affected Population ducks
  • Outbreak 8 - Deokpyeong-ri, Yongam-myun, Seongju-gun, GYEONGSANGBUK-DO
    • Date of start of the outbreak 24/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 20100 - 100 - 100 - 20000 - 0
      • Affected Population layer chickens
  • Outbreak 9 - Goji-ri, Miyang-myun, Anseong-city, GYEONGGI-DO
    • Date of start of the outbreak 16/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 20200 - 500 - 500 - 19700 - 0
      • Affected Population ducks
  • Outbreak 10 - Changman-ri, Gwangtan-myun, Paju-city, GYEONGGI-DO
    • Date of start of the outbreak 18/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 7000 - 600 - 600 - 6400 - 0
      • Affected Population layer chickens
  • Outbreak 11 - Seokgok-ri, Jiksan-eup, Cheonan-city, CHUNGCHEONGNAM-DO
    • Date of start of the outbreak 19/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 22000 - 1000 - 1000 - 21000 - 0
      • Affected Population ducks
  • Outbreak 12 - Jangseon-ri, Deokjin-myun, Yeongam-gun, JEOLLANAM-DO
    • Date of start of the outbreak 20/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 20600 - 29 - 29 - 20571 - 0
      • Affected Population ducks
  • Outbreak 13 - Hyeonggok-ri, Cheongbuk-myun, Pyeongtaek-city, GYEONGGI-DO
    • Date of start of the outbreak 25/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 2000 - 70 - 70 - 1930 - 0
      • Affected Population pheasants
  • Outbreak 14 - Jangneung-ri, Seolseong-myun, Icheon-city, GYEONGGI-DO
    • Date of start of the outbreak 21/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 26500 - 200 - 200 - 26300 - 0
      • Affected Population layer chickens

• Summary of outbreaks
  • Total outbreaks: 14
  • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    • Birds - 292660 - 10951 ** - 10951 - 281709 - 0
  • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
    • Birds - ** - 3.74% - ** - 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
  • There were notifications of HPAI suspected cases from farmers.
  • They were proved as HPAI virus H5N1 subtype in NVRQS.
  • Basically the 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.

• 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 - reverse transcription - polymerase chain reaction (RT-PCR) - 18/01/2011 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 19/01/2011 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 20/01/2011 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 22/01/2011 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 23/01/2011 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 24/01/2011 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 25/01/2011 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 27/01/2011 - Positive

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

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