Scrapie,
Portugal
Information received on 08/07/2020 from Dr Bernardo Fernando, , Direção Geral de Alimentação e Veterinária, Ministro da Agricultura, Florestas e Desenvolvimento Rural, LISBONNE, Portugal
Summary
Report type Immediate notification
Date of start of the event 28/04/2020
Date of confirmation of the event 18/05/2020
Report date 08/07/2020
Date submitted to OIE 08/07/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 04/12/2019
Manifestation of disease Sub-clinical infection
Causal agent PrPSc
Nature of diagnosis Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 (1/2020) MEDA, GUARDA, Dsvr Do Centro
Date of start of the outbreak 28/04/2020
Outbreak status Resolved (04/06/2020)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Sheep 70 1 1 69 0
Affected population The positive case was fallen stock. The other 69 sheep were killed and diposed.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Sheep 70 1 1 69 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Sheep 1.43% 1.43% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments After the confirmation for the positive animal , the other susceptible animals of the farm ( 69 sheep), byproducts and waste, were destroyed the 4th june 2020, according to point 2.2.2 b) of chapter B annex VII of 999/2000 EC Regulation.
Control measures
Measures applied
  • Movement control inside the country
  • Traceability
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
National Institute for Agrarian and Veterinary Research (INIAV) (National laboratory) Sheep immunohistochemical test 13/05/2020 Positive
National Institute for Agrarian and Veterinary Research (INIAV) (National laboratory) Sheep rapid tests 28/04/2020 Positive
National Institute for Agrarian and Veterinary Research (INIAV) (National laboratory) Sheep western blot 18/05/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations