Highly pathogenic avian influenza H7, Italy (OIE, August 16 2013): 1 New Poultry Outbreak

[Giuseppe]

[Source: OIE, full page: (LINK). Edited.]


Highly pathogenic avian influenza H7,Italy


Information received on 15/08/2013 from Prof. Dr Romano Marabelli, Chief Veterinary Officer, Department for Veterinary Public Health, Food Safety and Collegial Bodies for Health Protection, Ministry of Health, Rome, Italy

• Summary
  • Report type Immediate notification
  • Date of start of the event 10/08/2013
  • Date of pre-confirmation of the event 14/08/2013
  • Report date 15/08/2013
  • Date submitted to OIE 15/08/2013
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 02/2006
  • Manifestation of disease Clinical disease
  • Causal agent Highly pathogenic avian influenza virus
  • Serotype H7
  • Nature of diagnosis Clinical, Laboratory (basic)
  • This event pertains to a defined zone within the country
• New outbreaks
  • Summary of outbreaks
    • Total outbreaks: 1
      • Outbreak Location - EMILIA-ROMAGNA ( Ostellato, FERRARA )
        • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed ? Slaughtered
          • Birds - 128000 - 105000 - 4000 - 0 - 0
    • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate ? Apparent case fatality rate - Proportion susceptible animals lost*
      • Birds - 82.03% - 3.13% - 3.81% - 3.13%
      • * 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
  • Timely notification from the farmer of suspect clinical signs allowed the detection of the disease affecting a commercial farm of layer hens.
  • A protection zone of 3 km and a surveillance zone of 10 km have been established around the farm, which is under restriction.
  • Tracing is underway and depopulation has commenced.
  • Further diagnostic examination, also to determine the N type, and the epidemiological investigation are on-going.
• Control measures
  • Measures applied
    • Quarantine
    • Movement control inside the country
    • Vaccination prohibited
    • No treatment of affected animals
  • Measures to be applied
    • Stamping out
    • Screening
    • Disinfection of infected premises/establishment(s)
• Diagnostic test results
  • Laboratory name and type - Experimental Zooprophylactic Institute (IZSVe), PADOVA ( National laboratory )
    • Tests and results: Species - Test - Test date - Result
      • Birds - polymerase chain reaction (PCR) - 14/08/2013 - Positive
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

-
-------