Aujeszky’s disease,
France
Information received on 01/12/2020 from Dr Loic Evain, Directeur Général adjoint, CVO, Direction générale de l'alimentation, Ministère de l'Agriculture et de l'Alimentation, Paris, France
Summary
Report type Immediate notification
Date of start of the event 14/10/2020
Date of confirmation of the event 13/11/2020
Report date 30/11/2020
Date submitted to OIE 01/12/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 15/06/2020
Manifestation of disease Sub-clinical infection
Causal agent Aujeszky's disease virus
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (30/11/2020)
Follow-up report No. 1 (04/01/2021)
New outbreaks (2)
Outbreak 1 HUMBECOURT, HUMBECOURT, Haute-Marne
Date of start of the outbreak 14/10/2020
Outbreak status Resolved (21/12/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 5 2 0 5 0
Affected population A private individual has a couple of breeding adults tested positive in the framework of the prophylaxis. Both animals and the three piglets were kept outdoors. Contamination by wild boar is strongly suspected; the existing fences did not guarantee the absence of contact.
Outbreak 2 GENNETINES, GENNETINES, Allier
Date of start of the outbreak 28/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Wild boar:Sus scrofa(Suidae) 27 6 0 27 0
Affected population One wild boar farm (with three sows) tested positive in the framework of the prophylaxis (six out of 15 animals tested). This is a free-range farm and contamination by free wild boar is strongly suspected. The epidemiological investigation is continuing.
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 5 2 0 5 0
Wild boar:Sus scrofa(Suidae) 27 6 0 27 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 40.00% 0.00% 0.00% 100.00%
Wild boar:Sus scrofa(Suidae) 22.22% 0.00% 0.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Contact with wild species
Epidemiological comments Considering the outdoor rearing conditions which do not guarantee the absence of contact with wild boar, the epidemiological investigation is oriented towards a wild fauna origin.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance within containment and/or protection zone
  • Screening
  • Traceability
  • Stamping out
  • Zoning
  • Disinfection
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Labocéa 22 (Local laboratory) Swine antibody detection ELISA 13/11/2020 Positive
Anses - Ploufragan-Plouzané-Niort Laboratory, Ploufragan site (National laboratory) Wild boar antibody detection ELISA 27/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations