West Nile Fever,
Bulgaria
Information received on 09/10/2020 from Dr Damyan Iliev, Chief Veterinary Officer & Deputy Executive Director, Bulgarian Food Safety Agency, Ministry of Agriculture and Food, Sofia, Bulgaria
Summary
Report type Immediate notification
Date of start of the event 09/10/2020
Date of confirmation of the event 09/10/2020
Report date 09/10/2020
Date submitted to OIE 09/10/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 02/10/2018
Manifestation of disease Clinical disease
Causal agent West Nile virus
Nature of diagnosis Laboratory (basic)
This event pertains to the whole country
Related reports Immediate notification (09/10/2020)
Follow-up report No. 1 (16/10/2020)
New outbreaks (1)
Outbreak 1 Bulgaria, Burgas
Date of start of the outbreak 09/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Hooded Crow:Corvus cornix(Corvidae) 1 1 0 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Hooded Crow:Corvus cornix(Corvidae) 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Hooded Crow:Corvus cornix(Corvidae) ** ** 100.00% **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • 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 reference laboratory (National laboratory) Hooded Crow real-time PCR 09/10/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations