OIE: Highly pathogenic influenza A viruses (infection with H5N8) (non-poultry including wild birds), Russia
submited by kickingbird at Oct, 28, 2020 10:33 AM from OIE
| Information received on 27/10/2020 from Dr Nikolay Vlasov, Deputy Head, Federal Service for Veterinary and Phytosanitary Surveillance , Ministry of Agriculture, Moscou, Russia | |
|
Summary
| Report type |
Follow-up report No. 3 (Final report) |
| Date of start of the event |
14/08/2020 |
| Date of confirmation of the event |
31/08/2020 |
| Report date |
27/10/2020 |
| Date submitted to OIE |
27/10/2020 |
| Date event resolved |
06/10/2020 |
| Reason for notification |
Recurrence of a listed disease |
| Date of previous occurrence |
29/03/2017 |
| Manifestation of disease |
Clinical disease |
| Causal agent |
Highly pathogenic influenza A virus |
| Serotype |
H5N8 |
| Nature of diagnosis |
Laboratory (basic), Laboratory (advanced), Necropsy |
| This event pertains to |
a defined zone within the country |
| Related reports |
Immediate notification (03/09/2020)
Follow-up report No. 1 (14/09/2020)
Follow-up report No. 2 (22/09/2020)
Follow-up report No. 3 (27/10/2020)
| |
|
|
| Outbreak 1 |
Chencher?, Kazansky, Tyumenskaya Oblast |
| Date of start of the outbreak |
06/09/2020 |
| Outbreak status |
Resolved (02/10/2020) |
| Epidemiological unit |
Not applicable |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Common Pochard:Aythya ferina(Anatidae) |
|
1 |
|
1 |
0 |
| Garganey:Anas querquedula(Anatidae) |
|
3 |
|
3 |
0 |
| Gadwall:Anas strepera(Anatidae) |
|
1 |
|
1 |
0 | | |
| Outbreak 2 |
Malinovoe, Sladkovsky, Tyumenskaya Oblast |
| Date of start of the outbreak |
06/09/2020 |
| Outbreak status |
Resolved (06/10/2020) |
| Epidemiological unit |
Not applicable |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Mallard:Anas platyrhynchos(Anatidae) |
|
1 |
|
1 |
0 | | |
| Summary of outbreaks |
Total outbreaks: 2 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Common Pochard:Aythya ferina(Anatidae) |
|
1 |
|
1 |
0 |
| Garganey:Anas querquedula(Anatidae) |
|
3 |
|
3 |
0 |
| Gadwall:Anas strepera(Anatidae) |
|
1 |
|
1 |
0 |
| Mallard:Anas platyrhynchos(Anatidae) |
|
1 |
|
1 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Common Pochard:Aythya ferina(Anatidae) |
** |
** |
** |
** |
| Garganey:Anas querquedula(Anatidae) |
** |
** |
** |
** |
| Gadwall:Anas strepera(Anatidae) |
** |
** |
** |
** |
| Mallard:Anas platyrhynchos(Anatidae) |
** |
** |
** |
** | |
| *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 |
| |
|
|
Control measures
| Measures applied |
- Screening
- Official disposal of carcasses, by-products and waste
- Control of wildlife reservoirs
- Zoning
- Disinfection
- Vaccination permitted (if a vaccine exists)
- No treatment of affected animals
|
| Measures to be applied |
| |
|
Diagnostic test results
| Laboratory name and type |
Species |
Test |
Test date |
Result |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Common Pochard |
virus sequencing |
23/10/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Garganey |
virus sequencing |
23/10/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Mallard |
virus sequencing |
23/10/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Common Pochard |
polymerase chain reaction (PCR) |
23/09/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Common Pochard |
virus isolation |
14/10/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Gadwall |
polymerase chain reaction (PCR) |
23/09/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Gadwall |
virus isolation |
14/10/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Gadwall |
virus sequencing |
23/10/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Garganey |
polymerase chain reaction (PCR) |
23/09/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Garganey |
virus isolation |
14/10/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Mallard |
polymerase chain reaction (PCR) |
23/09/2020 |
Positive |
| All-Russian Research Institute for Animal Health (OIE Reference Laboratory) |
Mallard |
virus isolation |
14/10/2020 |
Positive | |
|
Future Reporting
| The event is resolved. No more reports will be submitted. | |
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