Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
Hungary
Information received on 11/01/2021 from Dr Lajos Bognár, Deputy State Secretary Chief Veterinary Officer, Food Chain Safety Department, Ministry of Agriculture, Budapest, Hungary
Summary
Report type Immediate notification
Date of start of the event 22/12/2020
Date of confirmation of the event 06/01/2021
Report date 11/01/2021
Date submitted to OIE 11/01/2021
Reason for notification Recurrence of a listed disease
Date of previous occurrence 20/03/2017
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N8
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 Szomód, Komarom-Esztergom
Date of start of the outbreak 22/12/2020
Outbreak status Resolved (23/12/2020)
Epidemiological unit Natural park
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Great Egret:Ardea alba(Ardeidae) 1 1
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Great Egret:Ardea alba(Ardeidae) 1 1
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Great Egret:Ardea alba(Ardeidae) ** ** 100.00% **
*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
Epidemiological comments A great egret (Ardea alba) was found dead on the 22nd of December 2020 in Komárom-Esztergom county around the locality of Szomód. The bird was sent to the National Reference Laboratory where the H5N8 was confirmed by PCR. The sequencing could be performed only on the 6th of January, thereby the highly pathogenic avian influenza H5N8 was confirmed on this date.
Control measures
Measures applied
  • 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
Veterinary Diagnostic Directorate (National laboratory) Great Egret nucleotide sequencing 06/01/2021 Positive
Veterinary Diagnostic Directorate (National laboratory) Great Egret real-time PCR 06/01/2021 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations