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Italy - new outbreak of avian influenza H5N8 in a fattening turkey farm, Ravenna

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  • Italy - new outbreak of avian influenza H5N8 in a fattening turkey farm, Ravenna

    11/12/2017 – On 11 December, the National Reference Laboratory for Avian Influenza and Newcastle Disease confirmed as positive for Avian Influenza A virus subtype H5N8 a fattening turkey farm in Ravenna province (Emilia-Romagna region). At the time of confirmation, the farm housed about 17,000 60-day old female turkeys. On 10 December, a marked mortality increase was observed and reported to the Veterinary Services. The farm is located in a large wetland characterised by a low density of poultry farms. Further information will be provided as soon as available.

    http://www.izsvenezie.com/avian-infl...italy-updates/

  • #2
    Highly pathogenic avian influenza,
    Italy
    Information received on 22/12/2017 from Dr Silvio Borrello, Chief Veterinary Officer, Food Safety and Collegial Bodies for Health Protection, Ministère de la Santé, Department for Veterinary Public Health, Rome, Italy
    Summary
    Report type Follow-up report No. 35
    Date of start of the event 20/01/2017
    Date of confirmation of the event 21/01/2017
    Report date 22/12/2017
    Date submitted to OIE 22/12/2017
    Reason for notification Recurrence of a listed disease
    Date of previous occurrence 17/01/2015
    Manifestation of disease Clinical disease
    Causal agent Highly pathogenic avian influenza virus
    Serotype H5N8
    Nature of diagnosis Clinical, Laboratory (advanced)
    This event pertains to a defined zone within the country
    Related reports Immediate notification (23/01/2017)
    Follow-up report No. 1 (24/01/2017)
    Follow-up report No. 2 (26/01/2017)
    Follow-up report No. 3 (03/02/2017)
    Follow-up report No. 4 (08/02/2017)
    Follow-up report No. 5 (16/02/2017)
    Follow-up report No. 6 (17/02/2017)
    Follow-up report No. 7 (24/02/2017)
    Follow-up report No. 8 (01/03/2017)
    Follow-up report No. 9 (03/03/2017)
    Follow-up report No. 10 (17/03/2017)
    Follow-up report No. 11 (30/03/2017)
    Follow-up report No. 12 (03/04/2017)
    Follow-up report No. 13 (11/04/2017)
    Follow-up report No. 14 (13/04/2017)
    Follow-up report No. 15 (31/05/2017)
    Follow-up report No. 16 (21/07/2017)
    Follow-up report No. 17 (28/07/2017)
    Follow-up report No. 18 (31/07/2017)
    Follow-up report No. 19 (03/08/2017)
    Follow-up report No. 20 (07/08/2017)
    Follow-up report No. 21 (10/08/2017)
    Follow-up report No. 22 (19/08/2017)
    Follow-up report No. 23 (25/08/2017)
    Follow-up report No. 24 (31/08/2017)
    Follow-up report No. 25 (07/09/2017)
    Follow-up report No. 26 (15/09/2017)
    Follow-up report No. 27 (02/10/2017)
    Follow-up report No. 28 (12/10/2017)
    Follow-up report No. 29 (20/10/2017)
    Follow-up report No. 30 (27/10/2017)
    Follow-up report No. 31 (10/11/2017)
    Follow-up report No. 32 (23/11/2017)
    Follow-up report No. 33 (01/12/2017)
    Follow-up report No. 34 (07/12/2017)
    Follow-up report No. 35 (22/12/2017)
    New outbreaks (1)
    Outbreak 1 (HPAI_RA_2017_83) Massa Lombarda, RAVENNA, EMILIA-ROMAGNA
    Date of start of the outbreak 10/12/2017
    Outbreak status Resolved (12/12/2017)
    Epidemiological unit Farm
    Affected animals
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 17000 8000 1135 15865 0
    Affected population The positivity regards a farm of fattening turkeys. Culling of 15865 turkeys has been completed on 12 december 2017 and all 17000 turkeys have been safely disposed of.
    Summary of outbreaks Total outbreaks: 1
    Total animals affected
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 17000 8000 1135 15865 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Birds 47.06% 6.68% 14.19% 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 The National Reference Laboratory has sequenced HPAI subtype H5N8. A protection zone of 3 km and a surveillance zone of 10 km have been established.
    Control measures
    Measures applied
    • Movement control inside the country
    • Screening
    • Traceability
    • Official disposal of carcasses, by-products and waste
    • Stamping out
    • Zoning
    • Vaccination prohibited
    • No treatment of affected animals
    Measures to be applied
    • Disinfection
    Diagnostic test results
    Laboratory name and type Species Test Test date Result
    Experimental Zooprophylactic Institute (IZSVe), Padova (National laboratory) Birds polymerase chain reaction (PCR) 11/12/2017 Positive
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.
    ...
    http://www.oie.int/wahis_2/public/wa...reportid=25497
    "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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