OIE: Highly pathogenic avian influenza, Bulgaria

Information received on 13/03/2019 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	13/03/2019
Date of confirmation of the event	13/03/2019
Report date	13/03/2019
Date submitted to OIE	13/03/2019
Reason for notification	Recurrence of a listed disease
Date of previous occurrence	17/12/2018
Manifestation of disease	Sub-clinical infection
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5
Nature of diagnosis	Laboratory (basic)
This event pertains to	a defined zone within the country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Outbreak Location

Lovec ( Lisets, Lovech )

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	3200	20	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	0.63%	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	Screening Traceability Zoning Disinfection Vaccination permitted (if a vaccine exists) No treatment of affected animals
Measures to be applied	Official disposal of carcasses, by-products and waste Stamping out

Diagnostic test results

Laboratory name and type

National Reference Laboratory for avian influenza and Newcastle disease ( National laboratory )

Tests and results

Species	Test	Test date	Result
Birds	real-time PCR	13/03/2019	Positive

Future Reporting

The event is continuing. Weekly follow-up reports will be submitted.