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2019-1-19 19:30:54


OIE: Highly pathogenic avian influenza, Bulgaria
submited by kickingbird at Dec, 27, 2018 10:8 AM from OIE

Information received on 23/12/2018 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. 5
Date of start of the event 03/10/2018
Date of confirmation of the event 03/10/2018
Report date 23/12/2018
Date submitted to OIE 23/12/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 28/09/2018
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Laboratory (basic)
This event pertains to a defined zone within the country
Related reports Immediate notification (08/10/2018)
Follow-up report No. 1 (18/10/2018)
Follow-up report No. 2 (26/10/2018)
Follow-up report No. 3 (04/11/2018)
Follow-up report No. 4 (17/11/2018)
Follow-up report No. 5 (23/12/2018)
New outbreaks (2)
Outbreak 1 Pravdino, Straldzha, Jambol
Date of start of the outbreak 22/11/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 50 50 33 17 0
Outbreak 2 Kosovo, Bregovo, Vidin
Date of start of the outbreak 17/12/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 403 39 39 364 0
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 453 89 72 381 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 19.65% 15.89% 80.90% 100.00%
*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
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Zoning
  • Disinfection
  • Vaccination prohibited
  • 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 for avian influenza/Newcastle disease (National laboratory) Birds real-time PCR 22/11/2018 Positive
National Reference Laboratory for avian influenza/Newcastle disease (National laboratory) Birds real-time PCR 17/12/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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