Bluetongue,
Bulgaria
Information received on 11/11/2020 from Dr Damyan Iliev, Chief Veterinary Officer & Deputy Executive Director, Bulgarian Food Safety Agency, Ministry of Agriculture and Food, Sofia, Bulgaria
Summary
Report type Follow-up report No. 2
Date of start of the event 09/10/2020
Date of confirmation of the event 09/10/2020
Report date 11/11/2020
Date submitted to OIE 11/11/2020
Reason for notification First occurrence of a listed disease
Manifestation of disease Sub-clinical infection
Causal agent Bluetongue virus
Serotype 4
Nature of diagnosis Laboratory (basic)
This event pertains to a defined zone within the country
Related reports Immediate notification (09/10/2020)
Follow-up report No. 1 (16/10/2020)
Follow-up report No. 2 (11/11/2020)
Follow-up report No. 3 (16/11/2020)
Follow-up report No. 4 (04/01/2021)
New outbreaks (8)
Outbreak 1 Bulgaria, Lovec
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Red deer:Cervus elaphus(Cervidae) 1 0 1 0
Outbreak 2 Bulgaria, Pernik
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Fallow Deer:Dama dama(Cervidae) 1 0 1 0
Outbreak 3 Bulgaria, Pernik
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Fallow Deer:Dama dama(Cervidae) 1 0 1 0
Outbreak 4 Bulgaria, Pernik
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Fallow Deer:Dama dama(Cervidae) 1 0 1 0
Outbreak 5 Bulgaria, Pernik
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Fallow Deer:Dama dama(Cervidae) 1 0 1 0
Outbreak 6 Bulgaria, Vidin
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Red deer:Cervus elaphus(Cervidae) 1 0 1 0
Outbreak 7 Bulgaria, Vraca
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Western roe deer:Capreolus capreolus(Cervidae) 1 0 1 0
Outbreak 8 Bulgaria, Vraca
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Forest
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Western roe deer:Capreolus capreolus(Cervidae) 1 0 1 0
Summary of outbreaks Total outbreaks: 8
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Red deer:Cervus elaphus(Cervidae) 2 0 2 0
Fallow Deer:Dama dama(Cervidae) 4 0 4 0
Western roe deer:Capreolus capreolus(Cervidae) 2 0 2 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Red deer:Cervus elaphus(Cervidae) ** ** 0.00% **
Fallow Deer:Dama dama(Cervidae) ** ** 0.00% **
Western roe deer:Capreolus capreolus(Cervidae) ** ** 0.00% **
*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) Fallow Deer real-time PCR 04/11/2020 Positive
National reference laboratory (National laboratory) Fallow Deer real-time PCR 04/11/2020 Positive
National reference laboratory (National laboratory) Fallow Deer real-time PCR 04/11/2020 Positive
National reference laboratory (National laboratory) Fallow Deer real-time PCR 04/11/2020 Positive
National reference laboratory (National laboratory) Red deer real-time PCR 04/11/2020 Positive
National reference laboratory (National laboratory) Red deer real-time PCR 04/11/2020 Positive
National reference laboratory (National laboratory) Western roe deer real-time PCR 04/11/2020 Positive
National reference laboratory (National laboratory) Western roe deer real-time PCR 04/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations