Low pathogenic avian influenza (poultry), Korea (Rep. of) (WAHID Interface - OIE World Animal Health Information Database, June 25 2010, edited), final report

[Giuseppe]

Low pathogenic avian influenza (poultry), Korea (Rep. of) (WAHID Interface - OIE World Animal Health Information Database, June 25 2010, edited)

[Source: OIE, <cite cite="http://www.oie.int/wahis/public.php?page=single_report&pop=1&reportid=9455" >WAHID Interface - OIE World Animal Health Information Database</cite>. Edited.]

Low pathogenic avian influenza (poultry), Korea (Rep. of)

Information received on 25/06/2010 from Dr Kiyoon Chang, CVO & Director, Labelling, Quarantine and Inspection 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 (Final report)
  • Start date 13/05/2010
  • Date of first confirmation of the event 20/05/2010
  • Report date 25/06/2010
  • Date submitted to OIE 25/06/2010
  • Date event resolved 24/06/2010
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 27/12/2009
  • Manifestation of disease Sub-clinical infection
  • Causal agent Low pathogenic avian influenza virus
  • Serotype H7N7
  • Nature of diagnosis Laboratory (advanced)
  • This event pertains to a defined zone within the country
  • Related reports
    • Immediate notification (21/05/2010)
    • Follow-up report No. 1 (04/06/2010)
    • Follow-up report No. 2 (25/06/2010)

• Outbreaks
  • There are no new outbreaks in this report

• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive

• Epidemiological comments
  • Immediately following the detection of avian influenza antigen (H7) by PCR on 20 May in ducks in Damyang-gun and Hampyeong-gun, all the birds on the infected premises were destroyed as a precautionary measure and disinfection was completed on 21 May.
  • Later, it was confirmed as low pathogenic avian influenza virus (H7N7) by gene sequencing. During the course of epidemiological investigation, avian influenza antigen (H7) was detected in two duck farms, one in Goksung-gun and the other in Jansung-gun. They were also confirmed as low pathogenic avian influenza virus (H7N7) by gene sequencing on 27 May.
  • Later, two more duck farms in Namwon city, which were epidemiologically linked to the index farm in Hampyeong-gun, were confirmed as having low pathogenic avian influenza virus (H7N7). After conducting clinical surveillance and serological testing on 67 epidemiologically linked farms to the index farms in Damyang-gun and Hampyeong-gun, all results were negative except 4 cases already reported to the OIE.
  • Since 21 days have passed from the date of the completion of stamping out and disinfection on the last outbreak in Namwon city, which was 3 June, the Ministry for Food, Agriculture, Forestry and Fisheries (MIFAFF) determined that all LPAI outbreaks in the Republic of Korea were resolved as of 24 June 2010.

• 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

• Future Reporting
  • The event is resolved. No more reports will be submitted.

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