West Nile Fever,
Germany
Information received on 20/09/2020 from Dr Dietrich Rassow, Director for Animal Health and Animal Welfare, Chief Veterinary Officer, Directorate of Animal Health and Animal Welfare, Federal Ministry of Food and Agriculture, Berlin, Germany
Summary
Report type Follow-up report No. 4
Date of start of the event 11/08/2020
Date of confirmation of the event 13/08/2020
Report date 20/09/2020
Date submitted to OIE 20/09/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 20/02/2020
Manifestation of disease Clinical disease
Causal agent West Nile virus
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (14/08/2020)
Follow-up report No. 1 (21/08/2020)
Follow-up report No. 2 (04/09/2020)
Follow-up report No. 3 (11/09/2020)
Follow-up report No. 4 (20/09/2020)
Follow-up report No. 5 (25/09/2020)
Follow-up report No. 6 (02/10/2020)
Follow-up report No. 7 (02/11/2020)
New outbreaks (2)
Outbreak 1 (20-416-00042) Lübbenau/Spreewald, Oberspreewald-Lausitz, Brandenburg
Date of start of the outbreak 27/08/2020
Outbreak status Resolved (29/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 2 1 0 0 0
Outbreak 2 (20-416-00052) Dahme/Mark, Teltow-Fläming, Brandenburg
Date of start of the outbreak 10/09/2020
Outbreak status Resolved (23/09/2020)
Epidemiological unit Zoo
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Accipitridae (unidentified):Accipitridae (incognita)(Accipitridae) 1 1 0 0 0
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 2 1 0 0 0
Accipitridae (unidentified):Accipitridae (incognita)(Accipitridae) 1 1 0 0 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% 0.00%
Accipitridae (unidentified):Accipitridae (incognita)(Accipitridae) 100.00% 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
  • Official disposal of carcasses, by-products and waste
  • Traceability
  • Surveillance within containment and/or protection zone
  • Movement control inside the country
  • 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
Friedrich-Loeffler-Institut (National laboratory) Accipitridae (unidentified) virus isolation 17/09/2020 Positive
Landeslabor Berlin-Brandenburg (Regional Laboratory) Equidae antibody detection ELISA 10/09/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations