West Nile Fever,
Germany
Information received on 25/09/2019 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 13/08/2019
Date of confirmation of the event 16/08/2019
Report date 25/09/2019
Date submitted to OIE 25/09/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 24/09/2018
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 (20/08/2019)
Follow-up report No. 1 (27/08/2019)
Follow-up report No. 2 (13/09/2019)
Follow-up report No. 3 (18/09/2019)
Follow-up report No. 4 (25/09/2019)
Follow-up report No. 5 (04/10/2019)
Follow-up report No. 6 (18/10/2019)
Follow-up report No. 7 (31/10/2019)
New outbreaks (3)
Outbreak 1 (19-416-00053) Eilenburg, Nordsachsen, Sachsen
Date of start of the outbreak 03/09/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 10 2 1 0 0
Outbreak 2 (19-416-00048) Leipzig, Leipzig, Stadt, Sachsen
Date of start of the outbreak 13/09/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Zoo
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Phoenicopteridae (unidentified):Phoenicopteridae (incognita)(Phoenicopteridae) 138 3 3 0 0
Affected population three flamingos
Outbreak 3 (19-416-00054) Leipzig, Leipzig, Stadt, Sachsen
Date of start of the outbreak 14/09/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 18 1 0 1 0
Summary of outbreaks Total outbreaks: 3
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 28 3 1 1 0
Phoenicopteridae (unidentified):Phoenicopteridae (incognita)(Phoenicopteridae) 138 3 3 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae 10.71% 3.57% 33.33% 7.14%
Phoenicopteridae (unidentified):Phoenicopteridae (incognita)(Phoenicopteridae) 2.17% 2.17% 100.00% 2.17%
*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
  • Surveillance within containment and/or protection zone
  • Traceability
  • Official disposal of carcasses, by-products and waste
  • Control of wildlife reservoirs
  • Control of vectors
  • Vector surveillance
  • 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 Institute (National laboratory) Equidae antibody detection ELISA 20/09/2019 Positive
Friedrich-Loeffler Institute (National laboratory) Equidae antibody detection ELISA 23/09/2019 Positive
Friedrich-Loeffler Institute (National laboratory) Passeridae (unidentified) virus isolation 23/09/2019 Positive
Friedrich-Loeffler Institute (National laboratory) Phoenicopteridae (unidentified) reverse transcription - polymerase chain reaction (RT-PCR) 19/09/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations