Highly pathogenic avian influenza H5N1, India (OIE, August 5 2013): 2 New Poultry Outbreaks

[Giuseppe]

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


Highly pathogenic avian influenza H5N1, India


Information received on 05/08/2013 from Mr Gokul Chandra Pati, Secretary, Animal Husbandry, Dairying and Fisheries, Ministry of Agriculture, New Delhi, India

• Summary
  • Report type Immediate notification
  • Date of start of the event 30/07/2013
  • Date of pre-confirmation of the event 01/08/2013
  • Report date 05/08/2013
  • Date submitted to OIE 05/08/2013
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 15/06/2013
  • Manifestation of disease Clinical disease
  • Causal agent Highly pathogenic avian influenza virus
  • Serotype H5N1
  • Nature of diagnosis Laboratory (basic), Laboratory (advanced)
  • This event pertains to a defined zone within the country
• New outbreaks (2)
  • Outbreak 1 - Anjora, Poultry production unit, College of Veterinary Sciences and Animal Husbandry, Durg, CHATTISGARH
    • Date of start of the outbreak 30/07/2013
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 2149 ? 464 ? 464 ? ? ? ?
      • Affected population A poultry production unit
  • Outbreak 2 - Jagadalpur, Government poultry farm, Jagadalpur, Jagadalpur, CHATTISGARH
    • Date of start of the outbreak 30/07/2013
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 6293 ? 3600 ? 2392 ? ? ? ?
      • Affected population A State government-run poultry farm
• Summary of outbreaks
  • Total outbreaks: 2
    • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds ? 8442 ? 4064 ? 2856 ? ? ? ?
    • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
      • Birds - 48.14% - 33.83% - 70.28% ? **
      • *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
  • Epidemiological investigation is ongoing.
  • An intensive surveillance campaign has been launched in a 10km radius zone.
  • Restocking will be applied in accordance with a specified protocol.
• Control measures
  • Measures applied
    • Stamping out
    • Quarantine
    • Movement control inside the country
    • Screening
    • Dipping / Spraying
    • Vaccination prohibited
    • No treatment of affected animals
  • Measures to be applied
    • Disinfection of infected premises/establishment(s)
• Diagnostic test results
  • Laboratory name and type ? Species ? Test - Test date ? Result
    • High Security Animal Disease Laboratory, Bhopal (National laboratory) ? Birds - real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) - 01/08/2013 ? Positive
    • High Security Animal Disease Laboratory, Bhopal (National laboratory) ? Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 01/08/2013 ? Positive
    • High Security Animal Disease Laboratory, Bhopal (National laboratory) ? Birds - virus isolation - 03/08/2013 ? Positive
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

-
------