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

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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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