Q fever,
Bulgaria
Information received on 15/06/2020 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 15/04/2020
Date of confirmation of the event 04/05/2020
Report date 12/06/2020
Date submitted to OIE 15/06/2020
Reason for notification First occurrence of a listed disease in the country
Causal agent Coxiella burnetii
Nature of diagnosis Laboratory (basic)
This event pertains to a defined zone within the country
Related reports Immediate notification (08/06/2020)
Follow-up report No. 1 (09/06/2020)
Follow-up report No. 2 (12/06/2020)
New outbreaks (4)
Outbreak 1 Bulgaria, Jambol
Date of start of the outbreak 01/06/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Goats 169 4 0 0 0
Outbreak 2 Bulgaria, Jambol
Date of start of the outbreak 01/06/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 127 2 0 0 0
Outbreak 3 Bulgaria, Jambol
Date of start of the outbreak 01/06/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Sheep 688 2 0 0 0
Outbreak 4 Bulgaria, Jambol
Date of start of the outbreak 01/06/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 180 1 0 0 0
Sheep 18 3 0 0 0
Summary of outbreaks Total outbreaks: 4
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Goats 169 4 0 0 0
Cattle 307 3 0 0 0
Sheep 706 5 0 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Goats 2.37% 0.00% 0.00% 0.00%
Cattle 0.98% 0.00% 0.00% 0.00%
Sheep 0.71% 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
  • Movement control inside the country
  • Vaccination in response to the outbreak (s)
  • Traceability
  • Quarantine
  • Disinfection
  • Disinfestation
  • Treatment of affected animals (treatment with tetracycline antibiotics)
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
National reference laboratory (National laboratory) Cattle enzyme-linked immunosorbent assay (ELISA) 09/06/2020 Positive
National reference laboratory (National laboratory) Cattle enzyme-linked immunosorbent assay (ELISA) 09/06/2020 Positive
National reference laboratory (National laboratory) Goats enzyme-linked immunosorbent assay (ELISA) 09/06/2020 Positive
National reference laboratory (National laboratory) Sheep enzyme-linked immunosorbent assay (ELISA) 09/06/2020 Positive
National reference laboratory (National laboratory) Sheep enzyme-linked immunosorbent assay (ELISA) 09/06/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations