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2020-12-2 21:12:11


OIE: Highly pathogenic influenza A viruses (infection with H5N8) (non-poultry including wild birds), Belgium
submited by kickingbird at Nov, 19, 2020 8:32 AM from OIE

Information received on 17/11/2020 from Dr Herman Claeys, Chef du Service Politique sanitaire : Animaux et Végétaux, Directorat-général Animaux, Végétaux et Alimentation, Service Public Fédéral Santé publique, sécurité de la cha?ne alimentaire et environnement, Bruxelles, Belgium
Summary
Report type Immediate notification
Date of start of the event 04/11/2020
Date of confirmation of the event 13/11/2020
Report date 16/11/2020
Date submitted to OIE 17/11/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 12/07/2017
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
New outbreaks (3)
Outbreak 1 Oostende, West-Vlaanderen
Date of start of the outbreak 04/11/2020
Outbreak status Resolved (04/11/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mute Swan:Cygnus olor(Anatidae) 3 3 0 0
Outbreak 2 Wilskerke, West-Vlaanderen
Date of start of the outbreak 07/11/2020
Outbreak status Resolved (07/11/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Eurasian Curlew:Numenius arquata(Scolopacidae) 1 1 0 0
Outbreak 3 Bredene, West-Vlaanderen
Date of start of the outbreak 07/11/2020
Outbreak status Resolved (07/11/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greater White-fronted Goose:Anser albifrons(Anatidae) 1 1 0 0
Summary of outbreaks Total outbreaks: 3
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mute Swan:Cygnus olor(Anatidae) 3 3 0 0
Eurasian Curlew:Numenius arquata(Scolopacidae) 1 1 0 0
Greater White-fronted Goose:Anser albifrons(Anatidae) 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Mute Swan:Cygnus olor(Anatidae) ** ** 100.00% **
Eurasian Curlew:Numenius arquata(Scolopacidae) ** ** 100.00% **
Greater White-fronted Goose:Anser albifrons(Anatidae) ** ** 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
  • Introduction of new live animals
  • Contact with wild species
Control measures
Measures applied
  • Quarantine
  • 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
Sciensano (National laboratory) Eurasian Curlew nucleotide sequencing 13/11/2020 Positive
Sciensano (National laboratory) Eurasian Curlew real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 13/11/2020 Positive
Sciensano (National laboratory) Greater White-fronted Goose nucleotide sequencing 13/11/2020 Positive
Sciensano (National laboratory) Greater White-fronted Goose real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 13/11/2020 Positive
Sciensano (National laboratory) Mute Swan nucleotide sequencing 13/11/2020 Positive
Sciensano (National laboratory) Mute Swan real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 13/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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