Bovine spongiform encephalopathy, Netherlands (OIE, 10/20/10, edited)

[Giuseppe]

Bovine spongiform encephalopathy, Netherlands (OIE, 10/20/10, edited)


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

Bovine spongiform encephalopathy, Netherlands

Information received on 20/10/2010 from Dr Christianne Bruschke, Chief Veterinary Officer , Ministry of Agriculture, Nature and Food Quality, Ministry of Agriculture, Nature and Food Quality, The Hague, Netherlands

• Summary
  • Report type Immediate notification (Final report)
  • Start date 06/10/2010
  • Date of first confirmation of the event 14/10/2010
  • Report date 20/10/2010
  • Date submitted to OIE 20/10/2010
  • Date event resolved 15/10/2010
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 03/09/2010
  • Manifestation of disease Sub-clinical infection
  • Causal agent Bovine spongiform encephalopathy agent
  • Nature of diagnosis Laboratory (basic)
  • This event pertains to the whole country

• New outbreaks
  • Summary of outbreaks
    • Total outbreaks: 1
      • Location(s) - NOORD-BRABANT (Odiliapeel)
        • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
          • Cattle - 163 - 1 - 0 - 3 - 0
      • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
        • Cattle - 0.61% - 0.00% - 0.00% - 1.84%
        • * 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 positive case is a cow born in 1997 before the total feed ban in 2001.
  • Result of a monitoring sample taken at a rendering plant. In addition to the positive case, 2 other cows have been culled. One cow from the birth cohort and one offspring.

• Control measures
  • Measures applied
    • Modified stamping out
    • No vaccination
    • No treatment of affected animals
  • Measures to be applied
    • No other measures

• Diagnostic test results
  • Laboratory name and type Central Veterinary Institute (CVI) (Regional Reference Laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Cattle - immunohistochemical test - 14/10/2010 - Positive
      • Cattle - western blotting - 14/10/2010 - Positive

• Future Reporting
  • The event is resolved. No more reports will be submitted.

-
-----