West Nile Fever, Italy (WAHID Interface - OIE World Animal Health Information Database, 11/04/10, edited)

[Giuseppe]

West Nile Fever, Italy (WAHID Interface - OIE World Animal Health Information Database, 11/04/10, edited)


[Source: OIE, <cite cite="http://www.oie.int/wahis/public.php?page=single_report&pop=1&reportid=9903" >WAHID Interface - OIE World Animal Health Information Database</cite>. Edited.]

West Nile Fever, Italy

Information received on 04/11/2010 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 Follow-up report No. 6
  • Start date 23/08/2010
  • Date of first confirmation of the event 31/08/2010
  • Report date 04/11/2010
  • Date submitted to OIE 04/11/2010
  • Reason for notification First occurrence of a listed disease
  • Manifestation of disease Clinical disease
  • Causal agent West Nile virus
  • Nature of diagnosis Clinical, Laboratory (advanced)
  • This event pertains to a defined zone within the country
  • Related reports
    • Immediate notification (07/09/2010)
    • Follow-up report No. 1 (14/09/2010)
    • Follow-up report No. 2 (20/09/2010)
    • Follow-up report No. 3 (04/10/2010)
    • Follow-up report No. 4 (15/10/2010)
    • Follow-up report No. 5 (27/10/2010)
    • Follow-up report No. 6 (04/11/2010)

• New outbreaks
  • Outbreak 1 (50 (WNF)) - SAN MARTINO IN PENZILIS 1, CAMPOBASSO, MOLISE
    • Date of start of the outbreak 02/10/2010
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Equidae - 4 - 1 - 0 - 0 - 0
      • Affected Population The positivity regards a sentinel horse
  • Outbreak 2 (49 (WNF)) - CAMPOMARINO, CAMPOBASSO, MOLISE
    • Date of start of the outbreak 04/10/2010
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Equidae - 1 - 1 - 0 - 0 - 0

• Summary of outbreaks
  • Total outbreaks: 2
  • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    • Equidae - 5 - 2 - 0 - 0 - 0
  • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
    • Equidae - 40.00% - 0.00% - 0.00% - 0.00%
    • * Removed from the susceptible population through death, destruction and/or slaughter

• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive

• 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 - 28/10/2010 - Positive
      • Equidae - IgM-capture ELISA - 28/10/2010 - Positive
      • Equidae - Plaque reduction neutralisation test (PRN) - 28/10/2010 - Positive
      • Equidae - seroneutralization test (SNT) - 28/10/2010 - Positive

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

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