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Iran - 1 new outbreak of highly pathogenic avian influenza H5N1 in free-range chicken (backyard) in a village named Nogardan in Mazandaran province (OIE, June 15, 2015)

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  • Iran - 1 new outbreak of highly pathogenic avian influenza H5N1 in free-range chicken (backyard) in a village named Nogardan in Mazandaran province (OIE, June 15, 2015)

    Highly pathogenic avian influenza,
    Iran
    Information received on 15/06/2015 from Dr Mehdi Khalaj, Head, Iran Veterinary Organization (IVO), Ministry of Jihad-e-Agriculture, Tehran, Iran
    Summary
    Report type Immediate notification
    Date of start of the event 12/06/2015
    Date of confirmation of the event 14/06/2015
    Report date 15/06/2015
    Date submitted to OIE 15/06/2015
    Reason for notification Reoccurrence of a listed disease
    Date of previous occurrence 18/01/2012
    Manifestation of disease Clinical disease
    Causal agent Highly pathogenic avian influenza virus
    Serotype H5N1
    Nature of diagnosis Clinical, Laboratory (basic)
    This event pertains to a defined zone within the country
    New outbreaks (1)
    Outbreak 1 Nogardan, Amol, Amol, MAZANDARAN
    Date of start of the outbreak 12/06/2015
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Village
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 25 19 17 8 0
    Affected population Free-range chicken (backyard) in a village named Nogardan in Mazandaran province.
    Summary of outbreaks Total outbreaks: 1
    Total animals affected
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 25 19 17 8 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Birds 76.00% 68.00% 89.47% 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 1 - The event was reported according to Iran passive surveillance in place. 2 - A post-outbreak investigation is ongoing to trace the source of infection, and to detect a probable spread and circulation of the virus. 3 - Active surveillance is ongoing.
    Control measures
    Measures applied
    • Control of wildlife reservoirs
    • Stamping out
    • Quarantine
    • Movement control inside the country
    • Screening
    • Zoning
    • Disinfection / Disinfestation
    • 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 Laboratory of Iran Veterinary Organization (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 14/06/2015 Positive
    Razi Vaccine and Serum Research Institute (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 15/06/2015 Positive
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.
    .../
    "Safety and security don't just happen, they are the result of collective consensus and public investment. We owe our children, the most vulnerable citizens in our society, a life free of violence and fear."
    -Nelson Mandela
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