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Vietnam - 2 new outbreaks of highly pathogenic avian influenza H5N6 in birds in villages, Ninh Binh, Ha Noi (OIE, May 10, 2020)

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  • Vietnam - 2 new outbreaks of highly pathogenic avian influenza H5N6 in birds in villages, Ninh Binh, Ha Noi (OIE, May 10, 2020)

    Highly pathogenic avian influenza,
    Vietnam
    Information received on 10/05/2020 from Dr Dong Pham Van, Director General, Chief Veterinary Officer, Department of Animal Health, Ministry of Agriculture and Rural Development, Hanoď, Vietnam
    Summary
    Report type Follow-up report No. 8
    Date of start of the event 18/01/2020
    Date of confirmation of the event 21/01/2020
    Report date 10/05/2020
    Date submitted to OIE 10/05/2020
    Reason for notification Recurrence of a listed disease
    Date of previous occurrence 15/11/2019
    Manifestation of disease Clinical disease
    Causal agent Highly pathogenic avian influenza virus
    Serotype H5N6
    Nature of diagnosis Laboratory (advanced)
    This event pertains to a defined zone within the country
    Related reports Immediate notification (04/02/2020)
    Follow-up report No. 1 (09/02/2020)
    Follow-up report No. 2 (10/02/2020)
    Follow-up report No. 3 (12/02/2020)
    Follow-up report No. 4 (17/02/2020)
    Follow-up report No. 5 (25/02/2020)
    Follow-up report No. 6 (28/03/2020)
    Follow-up report No. 7 (11/04/2020)
    Follow-up report No. 8 (10/05/2020)
    New outbreaks (2)
    Outbreak 1 Yen Dong, Yen Dong, Yen Mo, Ninh Binh
    Date of start of the outbreak 14/04/2020
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Village
    Affected animals
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 5833 1400 750 5083 0
    Outbreak 2 Vien An, Vien An, Ung Hoa, Ha Noi
    Date of start of the outbreak 06/05/2020
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Village
    Affected animals
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 15305 9000 750 14555 0
    Summary of outbreaks Total outbreaks: 2
    Total animals affected
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 21138 10400 1500 19638 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Birds 49.20% 7.10% 14.42% 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
    Control measures
    Measures applied
    • Surveillance outside containment and/or protection zone
    • Stamping out
    • Disinfection
    • Vaccination permitted (if a vaccine exists)
    • No treatment of affected animals
    Measures to be applied
    • No other measures
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.

    ...
    https://www.oie.int/wahis_2/public/w...reportid=34292
    "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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