Porcine reproductive and respiratory syndrome, Mongolia (OIE, Feb 21 2011, edited): Immediate Notification Report

[Giuseppe]

Porcine reproductive and respiratory syndrome, Mongolia (OIE, Feb 21 2011, edited)


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

Porcine reproductive and respiratory syndrome, Mongolia

Information received on 20/02/2011 from Dr Batsukh Zayat, Deputy Director , Veterinary and Animal Breeding Agency , Ministry of Food, Agriculture and Light Industry , Ulaanbaatar, Mongolia

• Summary
  • Report type Immediate notification
  • Start date 09/02/2011
  • Date of first confirmation of the event 12/02/2011
  • Report date 20/02/2011
  • Date submitted to OIE 20/02/2011
  • Reason for notification First occurrence of a listed disease
  • Manifestation of disease Clinical disease
  • Causal agent Porcine reproductive and respiratory syndrome virus
  • Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
  • This event pertains to the whole country

• New outbreaks
  • Outbreak 1 - Second bag, Darkhan soum, DARKHAN-UUL
    • Date of start of the outbreak 09/02/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Swine - 66 - 14 - 11 - 55 - 0

• Summary of outbreaks
  • Total outbreaks: 1
  • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
    • Swine - 21.21% - 16.67% - 78.57% - 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
  • Note by the OIE Animal Health Information Department: The disease had already been reported by the Veterinary Services as suspected in 2010.

• Control measures
  • Measures applied
    • Quarantine
    • Screening
    • Zoning
    • Disinfection of infected premises/establishment(s)
    • No vaccination
    • No treatment of affected animals
  • Measures to be applied
    • No other measures

• Diagnostic test results
  • Laboratory name and type State Central Veterinary Laboratory (National laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Swine - antibody detection ELISA - 12/02/2011 - Positive
      • Swine - reverse transcription - polymerase chain reaction (RT-PCR) - 12/02/2011 - Positive

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

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