Low pathogenic avian influenza (poultry), Ireland (OIE, April 4 2012): 1 New H5N2 Outbreak

[Giuseppe]

[Source: OIE, full document: (LINK). Edited.]


Low pathogenic avian influenza (poultry), Ireland


Information received on 03/04/2012 from Dr Martin Blake, Chief Veterinary Officer, Department of Agriculture, Food and the Marine, Agriculture House, Dublin, Ireland

• Summary
  • Report type Immediate notification
  • Start date 17/03/2012
  • Date of first confirmation of the event 29/03/2012
  • Report date 03/04/2012
  • Date submitted to OIE 03/04/2012
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 1998
  • Manifestation of disease Clinical disease
  • Causal agent Low pathogenic avian influenza virus
  • Serotype H5N2
  • Nature of diagnosis Clinical, Laboratory (advanced)
  • This event pertains to the whole country
• New outbreaks
  • Summary of outbreaks
    • Total outbreaks: 1 - Location(s) CORK (Clonakilty)
      • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds ? 153 ? 8 ? 3 ? 150 ? 0
    • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
      • Birds - 5.23% - 1.96% - 37.50% - 100.00%
      • * Removed from the susceptible population through death, destruction and/or slaughter
• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Contact with wild species
• Epidemiological comments
  • Wild birds present in locality.
  • Pheasants reared in open pens.
  • Laboratory evidence indicates infection subsequent to import.
  • Birds were negative for N1 by real-time PCR on 29 March 2012, positive for H5 on 29 March 2012 and positive for N2 on 3 April 2012.
  • Note by the OIE Animal Health Information Department:
    • H5 and H7 avian influenza in its low pathogenic form in poultry is a notifiable disease as per Chapter 10.4. on avian influenza of the Terrestrial Animal Health Code (2011).
• Control measures
  • Measures applied
    • Stamping out
    • Movement control inside the country
    • 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 Central Veterinary Research Laboratory (National laboratory)
    • Tests and results: Species ? Test - Test date ? Result
      • Birds - nucleotide sequencing - 02/04/2012 ? Positive
      • Birds - real-time PCR - 29/03/2012 ? Positive
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

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