Highly pathogenic avian influenza, Cambodia (OIE, Feb 7 2011, edited)

[Giuseppe]

Highly pathogenic avian influenza, Cambodia (OIE, Feb 7 2011, edited)


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

Highly pathogenic avian influenza, Cambodia

Information received on 07/02/2011 from Dr Sen Sovann, Deputy Secretary General , Ministry of Agriculture, Forestry and Fisheries , Ministry of Agriculture, Forestry and Fisheries , Phnom Penh, Cambodia

• Summary
  • Report type Immediate notification
  • Start date 27/01/2011
  • Date of first confirmation of the event 29/01/2011
  • Report date 07/02/2011
  • Date submitted to OIE 07/02/2011
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 01/10/2010
  • Manifestation of disease Clinical disease
  • Causal agent Highly pathogenic avian influenza virus
  • Serotype H5N1
  • Nature of diagnosis Suspicion, Laboratory (basic), Laboratory (advanced), Necropsy
  • This event pertains to a defined zone within the country

• New outbreaks
  • Summary of outbreaks
    • Total outbreaks: 1
    • Location(s) - KANDAL (Prek Doung, Kampong Svay, Kien Svay)
      • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
        • Birds - 232 - 48 - 48 - 174 - 0
    • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
      • Birds - 20.69% - 20.69% - 100.00% - 95.69%
      • * 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
  • The investigation team from the National Veterinary Research Institute (NaVRI) of the Department of Animal Health and Production conducted an investigation in the village and carried out surveillance in neighbouring villages from 31 January to 4 February 2011.
  • Culling of poultry started on 30 January 2011 (174 chickens culled).

• Control measures
  • Measures applied
    • Movement control inside the country
    • Disinfection of infected premises/establishment(s)
    • Modified stamping out
    • No vaccination
    • No treatment of affected animals
  • Measures to be applied
    • No other measures

• Diagnostic test results
  • Laboratory name and type National Veterinary Research Institute (NaVRI) of Department of Animal Health and Production (National laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Birds - inoculation test - 29/01/2011 - Positive
  • Laboratory name and type Pasteur Institute in Cambodia (Regional Reference Laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Birds - real-time PCR - 31/01/2011 - Positive

• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

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