Highly pathogenic avian influenza, Cambodia (OIE, June 1 2012): 1 New H5N1 Poultry Outbreak

[Giuseppe]

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


Highly pathogenic avian influenza, Cambodia


Information received on 01/06/2012 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 27/05/2012
  • Date of first confirmation of the event 30/05/2012
  • Report date 01/06/2012
  • Date submitted to OIE 01/06/2012
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 07/11/2011
  • Manifestation of disease Clinical disease
  • Causal agent Highly pathogenic avian influenza virus
  • Serotype H5N1
  • Nature of diagnosis Suspicion, Clinical, Laboratory (basic), Necropsy
  • This event pertains to the whole country
• New outbreaks
  • Outbreak 1 (577/12 NaVRI) - Pring, Tuol Sala , Basedth , KG. SPEU
    • Date of start of the outbreak 27/05/2012
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Village
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds ? 1304 ? 564 ? 564 ? 740 - ?
      • Affected Population: Local chicken and ducks
• Summary of outbreaks
  • Total outbreaks: 1
  • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
    • Birds - 43.25% - 43.25% - 100.00% ? **
    • * Removed from the susceptible population through death, destruction and/or slaughter
    • ** Not calculated because of missing information
• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive
• Epidemiological comments
  • On 26 May 2012, after receiving information from Ministry of Health on a girl aged 13 living in Pring village who was reported dead and confirmed infected with H5N1, an investigation team from the National Veterinary Research Institute (NaVRI) of the Department of Animal Health and Production (DAHP) went to the village to investigate and take some samples from local chicken and ducks.
  • Some samples were confirmed positive for HPAI H5N1.
• Control measures
  • Measures applied
    • Movement control inside the country
    • Disinfection of infected premises/establishment(s)
    • Dipping / Spraying
    • Modified stamping out
    • Vaccination prohibited
    • No treatment of affected animals
  • Measures to be applied
    • No other measures
• Diagnostic test results
  • Laboratory name and type National Veterinary Research Institute (NaVRI) (National laboratory)
    • Tests and results: Species ? Test - Test date ? Result
      • Birds - anatomo-pathological examination - 28/05/2012 - Doubtful (uncertain)
      • Birds - real-time PCR - 30/05/2012 ? Positive
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

-
------