Highly pathogenic avian influenza,
Information received on 30/09/2018 from Dr Damyan Iliev, Chief Veterinary Officer & Deputy Executive Director, Bulgarian Food Safety Agency, Ministry of Agriculture and Food, Sofia, Bulgaria
Report type Immediate notification (Final report)
Date of start of the event 19/09/2018
Date of confirmation of the event 19/09/2018
Report date 30/09/2018
Date submitted to OIE 30/09/2018
Date event resolved 28/09/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 17/08/2018
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
New outbreaks (1)
Outbreak 1 Trilistnik, Plovdiv
Date of start of the outbreak 19/09/2018
Outbreak status Resolved (28/09/2018)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 44063 415 415 43648 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 44063 415 415 43648 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 0.94% 0.94% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments All relevant emergency and eradication measures pursuant to Council Directive 2005/94/EC on Community measures for the control of avian influenza and the National contingency plan for avian influenza have been imposed.
Control measures
Measures applied
  • Disinfection
  • Zoning
  • Stamping out
  • Traceability
  • Screening
  • Surveillance within containment and/or protection zone
  • Movement control inside the country
  • 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 and Newcastle disease (National laboratory) Birds real-time PCR 19/09/2018 Positive
Future Reporting
The event is resolved. No more reports will be submitted.
Map of outbreak locations