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Ghana - 1 new outbreak of highly pathogenic avian influenza virus H9N2 in birds on farm, Brong-Ahafo (OIE, February 14, 2018)

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  • Ghana - 1 new outbreak of highly pathogenic avian influenza virus H9N2 in birds on farm, Brong-Ahafo (OIE, February 14, 2018)

    Highly pathogenic avian influenza,
    Ghana
    Information received on 14/02/2018 from Dr Kenneth M. K. Gbeddy, Chief Veterinary Officer, Veterinary Services Directorate, Ministry of Food and Agriculture, Accra, Ghana
    Summary
    Report type Immediate notification
    Date of start of the event 03/01/2018
    Date of confirmation of the event 10/01/2018
    Report date 14/02/2018
    Date submitted to OIE 14/02/2018
    Reason for notification New strain of a listed disease in the country
    Causal agent Highly pathogenic avian influenza virus
    Serotype H9N2
    Nature of diagnosis Laboratory (advanced)
    This event pertains to a defined zone within the country
    New outbreaks (1)
    Outbreak 1 Dwen, Dormaa Ahenekro, Dormaa Municipal, BRONG-AHAFO
    Date of start of the outbreak 03/01/2018
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Farm
    Affected animals
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 16822 4225 4225 12597 0
    Affected population Seventy-eight weeks old brown layers in deep liter
    Summary of outbreaks Total outbreaks: 1
    Total animals affected
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 16822 4225 4225 12597 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Birds 25.12% 25.12% 100.00% 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 Dormaa Municipal borders with Côte d’Ivoire. Day old chicks come from Côte d’Ivoire and spent layers also move from Dormaa to Côte d’Ivoire. Inputs like maize come from Côte d’Ivoire.
    Control measures
    Measures applied
    • Movement control inside the country
    • Surveillance outside containment and/or protection zone
    • Surveillance within containment and/or protection zone
    • Traceability
    • Quarantine
    • Official destruction of animal products
    • Official disposal of carcasses, by-products and waste
    • Stamping out
    • Disinfection
    • Process to inactivate the pathogenic agent in products or by-products
    • Vaccination prohibited
    • No treatment of affected animals
    Measures to be applied
    • Control of wildlife reservoirs
    Diagnostic test results
    Laboratory name and type Species Test Test date Result
    Accra Veterinary Laboratory (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 10/01/2018 Positive
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.
    ...
    http://www.oie.int/wahis_2/public/wa...reportid=25915
    "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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