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Czech Republic - 4 new outbreaks of highly pathogenic avian influenza H5N8 in backyard birds and farm (OIE, February 1, 2017)

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  • Czech Republic - 4 new outbreaks of highly pathogenic avian influenza H5N8 in backyard birds and farm (OIE, February 1, 2017)

    Highly pathogenic avian influenza,
    Czech Republic
    Information received on 01/02/2017 from Dr Zbyněk Semer?d, Director General, State Veterinary Administration, Veterinary Administration, Prague, Czech Republic
    Summary
    Report type Follow-up report No. 5
    Date of start of the event 04/01/2017
    Date of confirmation of the event 04/01/2017
    Report date 01/02/2017
    Date submitted to OIE 01/02/2017
    Reason for notification First occurrence of a listed disease
    Manifestation of disease Clinical disease
    Causal agent Highly pathogenic avian influenza virus
    Serotype H5N8
    Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
    This event pertains to a defined zone within the country
    Related reports Immediate notification (05/01/2017)
    Follow-up report No. 1 (14/01/2017)
    Follow-up report No. 2 (18/01/2017)
    Follow-up report No. 3 (24/01/2017)
    Follow-up report No. 4 (28/01/2017)
    Follow-up report No. 5 (01/02/2017)
    New outbreaks (4)
    Outbreak 1 Ostrava - Svinov, Ostrava, MORAVSKOSLEZSK?
    Date of start of the outbreak 28/01/2017
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Backyard
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 20 3 3 17 0
    Affected population The affected population were 20 hens.
    Outbreak 2 Chomutov - B?lence, Chomutov, ?STECK?
    Date of start of the outbreak 30/01/2017
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Backyard
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 369 2 2 367 0
    Affected population The affected population were 23 geese, 22 turkeys, 15 ducks, 9 guinea fowls, 300 hens.
    Outbreak 3 Ledenice, Cesk? Budejovice, JIHOCESK?
    Date of start of the outbreak 31/01/2017
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Backyard
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 41 3 3 38 0
    Affected population The affected population were 12 ducks, 29 hens.
    Outbreak 4 Vlachovo Brez?, Prachatice, JIHOCESK?
    Date of start of the outbreak 31/01/2017
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Farm
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 13800 1275 1275 12525 0
    Affected population The affected population were 13800 domestic ducks.
    Summary of outbreaks Total outbreaks: 4
    Total animals affected
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 14230 1283 1283 12947 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Birds 9.02% 9.02% 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
    • Contact with wild species
    Control measures
    Measures applied
    • Movement control inside the country
    • Screening
    • Disinfection / Disinfestation
    • Quarantine
    • Stamping out
    • Zoning
    • 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
    State Veterinary Institute, Prague (National laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 27/01/2017 Positive
    State Veterinary Institute, Prague (National laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 30/01/2017 Positive
    State Veterinary Institute, Prague (National laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 31/01/2017 Positive
    State Veterinary Institute, Prague (National laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 31/01/2017 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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