Low pathogenic avian influenza (poultry), Sri Lanka (OIE, February 3 2012): 1 New A(H5N2) Poultry Outbreak, 1st occurrence

[Giuseppe]

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


Low pathogenic avian influenza (poultry), Sri Lanka


Information received on 03/02/2012 from Dr Weligodage Kumarawansa De Silva, Director General, Department of Animal Production & Health, Department of Animal Production & Health, PERADENIYA, Sri Lanka

• Summary
  • Report type Immediate notification
  • Start date 20/01/2012
  • Date of first confirmation of the event 02/02/2012
  • Report date 02/02/2012
  • Date submitted to OIE 03/02/2012
  • Reason for notification First occurrence of a listed disease
  • Manifestation of disease Clinical disease
  • Causal agent Low pathogenic avian influenza virus
  • Serotype H5N2
  • Nature of diagnosis Laboratory (advanced)
  • This event pertains to the whole country
• New outbreaks
  • Summary of outbreaks
    • Total outbreaks: 1
      • Location(s) KURUNEGALA (Panawewa, Bingiriya, Kurunegala)
        • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
          • Birds ? 14600 ? 100 ? 100 ? 0 ? 0
      • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
        • Birds - 0.68% - 0.68% - 100.00% - 0.68%
        • * Removed from the susceptible population through death, destruction and/or slaughter
• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive
• Epidemiological comments
  • Two layer farms in nearby location owned by the same farmer have been affected.
  • Samples have been dispatched to the OIE Reference Laboratory for avian influenza in Weybridge (United Kingdom) for further laboratory confirmation.
  • 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
    • Quarantine
    • Movement control inside the country
    • Screening
    • Vaccination prohibited
    • No treatment of affected animals
  • Measures to be applied
    • Stamping out
    • Disinfection of infected premises/establishment(s)
• Diagnostic test results
  • Laboratory name and type Central Veterinary Investigation Centre (National laboratory)
    • Tests and results: Species ? Test - Test date ? Result
      • Birds - gene sequencing - 02/02/2012 ? Positive
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

-
------