[Source: OIE, full text: <cite cite="http://www.oie.int/wahis/public.php?page=single_report&pop=1&reportid=10121 ">WAHID Interface - OIE World Animal Health Information Database</cite>. Edited.]
Highly pathogenic avian influenza, Korea (Rep. of)
Information received on 02/01/2011 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. 2
- Start date 29/11/2010
- Date of first confirmation of the event 07/12/2010
- Report date 02/01/2011
- Date submitted to OIE 02/01/2011
- 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)
- New outbreaks
- Outbreak 1 - Jumoon-ri, Yonghyeon-myun, Sacheon city, GYEONGSANGNAM-DO
- Date of start of the outbreak 26/12/2010
- Outbreak status Continuing (or date resolved not provided)
- Epidemiological unit Not applicable
- Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Wild species - 5 - 1 - 1 - 0 - 0
- Affected Population Anas platyrhynchos (mallard duck) found dead
- Outbreak 2 - Dukho-ri, Sani-myun, Haenam-gun, JEOLLANAM-DO
- Date of start of the outbreak 22/12/2010
- Outbreak status Continuing (or date resolved not provided)
- Epidemiological unit Not applicable
- Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Wild species - 74 - 20 - 20 - 0 - 0
- Affected Population Anas platyrhynchos (mallard duck) found dead
- Outbreak 3 - Poongseo-ri, Poongse-myun, Cheonan city, CHUNGCHEONGNAM-DO
- Date of start of the outbreak 29/12/2010
- Outbreak status Continuing (or date resolved not provided)
- Epidemiological unit Farm
- Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Birds - 10850 - 1 - 1 - 10849 - 0
- Affected Population A duck
- Outbreak 4 - Muhyeong-ri, Mangseong-myun, Iksan city, JEOLLABUK-DO
- Date of start of the outbreak 29/12/2010
- Outbreak status Continuing (or date resolved not provided)
- Epidemiological unit Farm
- Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Birds - 17000 - 5 - 5 - 16995 - 0
- Affected Population Chickens
- Outbreak 1 - Jumoon-ri, Yonghyeon-myun, Sacheon city, GYEONGSANGNAM-DO
- Summary of outbreaks
- Total outbreaks: 4
- Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Wild species - 79 - 21 - 21 - 0 - 0
- Birds - 27850 - 6 - 6 - 27844 - 0
- Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
- Wild species - 26.58% - 26.58% - 100.00% - 26.58%
- 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
- Source of the outbreak(s) or origin of infection
- Epidemiological comments
- Dead bodies of wild mallard ducks were reported to the local authorities.
- Test in the NVRQS detected H5N1 HPAI virus antigen from some samples.
- The area within 10km radius from the detection spot was put under movement control.
- Disinfection and clinical surveillance in that area has been intensified.
- There were also notifications about suspected HPAI cases from farms.
- Those were proved as HPAI virus H5N1 subtype in the NVRQS.
- The poultry in the affected farms were culled.
- Disinfection and clinical surveillance in the area within 10km radius from the affected farms were enhanced.
- 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
- Measures applied
- 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) - 31/12/2010 - Positive
- Wild species - reverse transcription - polymerase chain reaction (RT-PCR) - 28/12/2010 - Positive
- Wild species - reverse transcription - polymerase chain reaction (RT-PCR) - 01/01/2011 - Positive
- Tests and results: Species - Test - Test date - Result
- Laboratory name and type National Veterinary Research and Quarantine Service (NVRQS) (National laboratory)
- Future Reporting
- The event is continuing. Weekly follow-up reports will be submitted.
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