Re: South Korea:H5N1 Spreading in Fowl, 2 April 2008 +
Re: South Korea:H5N1 Spreading in Fowl, 2 April 2008 +
[OIE, Follow-up Report no. 2 - HPAI H5N1 in South Korea]
Highly pathogenic avian influenza, Korea (Rep. of)
Information received on 07/04/2008 from Dr Chang-Seob Kim, Director, Animal Health Division, Livestock Bureau , Ministry of Agriculture and Forestry (MAF), Gwacheon-city, Korea (Rep. of)
? Summary
Report type
Follow-up report No. 2
Start date
01/04/2008
Date of first confirmation of the event
03/04/2008
Report date
07/04/2008
Date submitted to OIE
07/04/2008
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 06/03/2007
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 (02/04/2008)
Follow-up report No. 1 (04/04/2008)
Follow-up report No. 2 (07/04/2008)
? New outbreaks
* Outbreak 1 - Youngwon-myun, Jeongeup, CHOLLA-BUKDO
Date of start of the outbreak
03/04/2008
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Birds - 12500 - 6000 - 6000 - 6500 - NA
Affected population a duck raising farm
? Summary of outbreaks
Total outbreaks: 1
Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
* Birds - 48.00% - 48.00% - 100.00% **
* Removed from the susceptible population through death, destruction and/or slaughter
** Total contains unknown quantity
? Epidemiology
Source of the outbreak(s) or origin of infection Unknown or inconclusive
? Epidemiological comments
- Outbreak in Kimje: The chickens and eggs in the infected farm and in the 500-metres-radius zone around it were destroyed on 5 April 2008.
The epidemiological investigation by the central team has continued.
- Outbreak in Youngwon-myun: In a preliminary test, viral RNA for avian influenza subtype H5 was detected and finally, on 7 April, using RT-PCR, the virus was proved to be highly pathogenic avian influenza virus subtype H5N1. As precautious measure, the remaining ducks in the affected farm were culled on 5 April 2008.
Movement restrictions are being applied since 5 April in the surveillance zone, which is a 10-km-radius area around the affected farm.
The epidemiological investigation by the central team is on-going.
? Control measures
Measures applied Stamping out
Quarantine
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
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http://www.oie.int/wahid-prod/public.php?page=single_report&pop=1&reportid=6943
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