West Nile Fever, Italy (OIE, 9/07/10, Immediate Notification Report)


[Source: OIE, Full PDF Document (LINK). Edited.]

West Nile Fever, Italy

Information received on 07/09/2010 from Prof. Dr. Romano Marabelli, Chief Veterinary Officer, Department for Veterinary Public Health, Nutrition and Food Safety, Ministry of Health, Rome, Italy

  • Summary
    • Report type Immediate notification
    • Start date 23/08/2010
    • Date of first confirmation of the event 31/08/2010
    • Report date 07/09/2010
    • Date submitted to OIE 07/09/2010
    • Reason for notification First occurrence of a listed disease
    • Manifestation of disease Clinical disease
    • Causal agent West Nile fever virus
    • Nature of diagnosis Clinical, Laboratory (advanced)
    • This event pertains to a defined zone within the country

  • New outbreaks
    • Summary of outbreaks, Total outbreaks: 4
      • Location(s) - SICILIA (ERICE, TRAPANI; ERICE *, TRAPANI; VALDERICE *, TRAPANI; VALDERICE, TRAPANI)
        • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
          • Equidae - 8 - 4 - 0 - 1 - 0
        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
          • Equidae - 50.00% - 0.00% - 0.00% - 12.50%
          • * 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
      • Control of wildlife reservoirs
      • Screening
      • No vaccination
      • No treatment of affected animals
    • Measures to be applied
      • No other measures

  • Diagnostic test results
    • Laboratory name and type Experimental Zooprophylactic Institute (IZS), Teramo (National laboratory)
      • Tests and results: Species - Test - Test date - Result
        • Equidae - IgG-capture ELISA - 31/08/2010 - Positive
        • Equidae - IgM-capture ELISA - 31/08/2010 - Positive
        • Equidae - seroneutralization test (SNT) - 31/08/2010 - Positive

  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.

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