| Information received on 23/10/2020 from Dr Christianne Bruschke, Chief Veterinary Officer , Agriculture, Nature and Food Quality, Ministry of Agriculture, Nature and Food Quality, The Hague, Netherlands | |
|
Summary
| Report type |
Immediate notification |
| Date of start of the event |
17/10/2020 |
| Date of confirmation of the event |
20/10/2020 |
| Report date |
23/10/2020 |
| Date submitted to OIE |
23/10/2020 |
| Reason for notification |
Recurrence of a listed disease |
| Date of previous occurrence |
28/09/2018 |
| Manifestation of disease |
Clinical disease |
| Causal agent |
Highly pathogenic influenza A virus |
| Serotype |
H5N8 |
| Nature of diagnosis |
Clinical, Laboratory (advanced) |
| This event pertains to |
the whole country | |
|
|
| Outbreak 1 |
Kockengen, Utrecht |
| Date of start of the outbreak |
17/10/2020 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Other |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Mute Swan:Cygnus olor(Anatidae) |
|
2 |
2 |
0 |
0 | | |
| Summary of outbreaks |
Total outbreaks: 1 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Mute Swan:Cygnus olor(Anatidae) |
|
2 |
2 |
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% |
** | |
| *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 |
|
| Epidemiological comments |
On October 17th, two mute swans (Cygnus olor) were found in a wetland area. On October 20th, the National Reference Laboratory confirmed highly pathogenic influenza virus H5N8 in the samples from the two dead mute swans. | |
|
|
Control measures
| Measures applied |
- Vaccination prohibited
- No treatment of affected animals
|
| Measures to be applied |
| |
|
Diagnostic test results
| Laboratory name and type |
Species |
Test |
Test date |
Result |
| Wageningen Bioveterinary Research National Reference Laboratory, Lelystad (National laboratory) |
Mute Swan |
polymerase chain reaction (PCR) |
20/10/2020 |
Positive | |
|
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. | |