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Croatia - 1 new outbreak of highly pathogenic H5N8 in backyard birds, Vukovarsko-srijemska (OIE, February 15, 2017)

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  • Croatia - 1 new outbreak of highly pathogenic H5N8 in backyard birds, Vukovarsko-srijemska (OIE, February 15, 2017)

    Highly pathogenic avian influenza,
    Croatia
    Information received on 15/02/2017 from Dr Damir Agičić, Assistant to Minister, Chief Veterinary Officer, Veterinary and Food Safety Directorate, CRO Ministry of Agriculture, ZAGREB, Croatia
    Summary
    Report type Follow-up report No. 2
    Date of start of the event 27/12/2016
    Date of confirmation of the event 03/01/2017
    Report date 15/02/2017
    Date submitted to OIE 15/02/2017
    Reason for notification New strain of a listed disease in the country
    Causal agent Highly pathogenic avian influenza virus
    Serotype H5N8
    Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
    This event pertains to a defined zone within the country
    Related reports Immediate notification (05/01/2017)
    Follow-up report No. 1 (16/01/2017)
    Follow-up report No. 2 (15/02/2017)
    New outbreaks (1)
    Outbreak 1 Mlaka Antinska, Mlaka Antinska, Tordinci, VUKOVARSKO-SRIJEMSKA
    Date of start of the outbreak 09/02/2017
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Backyard
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 453 52 52 342 0
    Affected population On 8 February 2017, a suspicion of avian influenza in poultry was reported to the Veterinary and Food Safety Directorate. Approximately 52 poultry were found dead. Some animals showed clinical signs of the disease. Samples were taken and sent to the Croatian Veterinary Institute - Poultry Centre (Croatian Reference Laboratory) in Zagreb. Avian influenza subtype H5N8 was detected in the pooled samples on 10 February 2017. According to the preliminary laboratory results, on 10 February 2017 susceptible species from the affected holding were killed. Also the animals from the holdings that were in contact with the affected holding were killed and sampled. On 14 February 2017, highly pathogenic avian influenza subtype H5N8 was confirmed. Implementation of the disease control measures according to the Directive 2005/94/EC is still ongoing. Laboratory tests on samples from animals originating from contact neighbouring holdings are still ongoing. The numbers of animals (susceptible, killed and destroyed) are preliminary and final results will be presented in a next follow-up report.
    Summary of outbreaks Total outbreaks: 1
    Total animals affected
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Birds 453 52 52 342 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Birds 11.48% 11.48% 100.00% 86.98%
    *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
    • Stamping out
    • Official disposal of carcasses, by-products and waste
    • Vaccination prohibited
    • No treatment of affected animals
    Measures to be applied
    • Disinfection / Disinfestation
    Diagnostic test results
    Laboratory name and type Species Test Test date Result
    Croatian Veterinary Institute, Poultry Centre (National laboratory) Birds polymerase chain reaction (PCR) 14/02/2017 Positive
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.
    ...
    http://www.oie.int/wahis_2/public/wa...reportid=22842
    "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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