Low pathogenic avian influenza (poultry) H7, Netherlands (OIE, August 5 2013): 1 New Outbreak

[Giuseppe]

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


Low pathogenic avian influenza (poultry) H7, Netherlands


Information received on 05/08/2013 from Dr Christianne Bruschke, Chief Veterinary Officer , Ministry of Agriculture, Nature and Food Quality, Ministry of Agriculture, Nature and Food Quality, The Hague, Netherlands

• Summary
  • Report type Immediate notification
  • Date of start of the event 31/07/2013
  • Date of pre-confirmation of the event 02/08/2013
  • Report date 05/08/2013
  • Date submitted to OIE 05/08/2013
  • Reason for notification First occurrence of a listed disease
  • Manifestation of disease Sub-clinical infection
  • Causal agent Low pathogenic avian influenza virus
  • Serotype H7
  • Nature of diagnosis Laboratory (basic)
  • This event pertains to a defined zone within the country
• New outbreaks (1)
  • Outbreak 1 - Tzum, FRIESLAND
    • Date of start of the outbreak 31/07/2013
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 9043 ? 1 ? 0 ? 9043 ? 0
      • Affected population:
        • On 3 August, a 1 km protection zone has been established. In this one-km zone there are no other premises.
• Summary of outbreaks
  • Total outbreaks: 1
    • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds ? 9043 ? 1 ? 0 ? 9043 ? 0
    • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate -Proportion susceptible animals lost*
      • Birds - 0.01% - 0.00% - 0.00% - 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
• Epidemiological comments
  • Notification by laboratory due to positive ELISA AI serum samples from the regular Dutch monitoring programme.
  • 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 (2012).
• 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 ? Species ? Test - Test date ? Result
    • Central Veterinary Institute, Lelystad (National laboratory) ? Birds - polymerase chain reaction (PCR) - 02/08/2013 ? Positive
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

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