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 | |
|
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 |
| |
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. | |