Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
Russia
Information received on 22/09/2020 from Dr Nicolay Vlasov, , Federal Service for Veterinary and Phytosanitary Surveillance , Ministry of Agriculture, Moscow, Russia
Summary
Report type Follow-up report No. 2
Date of start of the event 14/08/2020
Date of confirmation of the event 31/08/2020
Report date 22/09/2020
Date submitted to OIE 22/09/2020
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)
New outbreaks (6)
Outbreak 1 Sitnikovo, Nizhneomsky, Omskaya Oblast
Date of start of the outbreak 14/08/2020
Outbreak status Resolved (20/08/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Anatidae (unidentified):Anatidae (incognita)(Anatidae) 1 1 0 0
Outbreak 2 Bannikovo, Chastoozersky, Kurganskaya Oblast
Date of start of the outbreak 17/08/2020
Outbreak status Resolved (24/08/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Tufted Duck:Aythya fuligula(Anatidae) 1 1 0
Outbreak 3 Sibirskoe, Kormilovsky, Omskaya Oblast
Date of start of the outbreak 21/08/2020
Outbreak status Resolved (31/08/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Anatidae (unidentified):Anatidae (incognita)(Anatidae) 1 1 0 0
Outbreak 4 Maloe Bezymyannoe, Tyukalinsky, Omskaya Oblast
Date of start of the outbreak 21/08/2020
Outbreak status Resolved (31/08/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Anatidae (unidentified):Anatidae (incognita)(Anatidae) 1 1 0 0
Outbreak 5 Gor’koe, Omsky, Omskaya Oblast
Date of start of the outbreak 07/09/2020
Outbreak status Resolved (16/09/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Anatidae (unidentified):Anatidae (incognita)(Anatidae) 1 1 0 0
Outbreak 6 Kamyshenka, Muromtsevsky, Omskaya Oblast
Date of start of the outbreak 07/09/2020
Outbreak status Resolved (16/09/2020)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Anatidae (unidentified):Anatidae (incognita)(Anatidae) 1 1 0 0
Summary of outbreaks Total outbreaks: 6
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Anatidae (unidentified):Anatidae (incognita)(Anatidae) 5 5 0 0
Tufted Duck:Aythya fuligula(Anatidae) 1 1 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Anatidae (unidentified):Anatidae (incognita)(Anatidae) ** ** 100.00% **
Tufted Duck:Aythya fuligula(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
  • Unknown or inconclusive
Control measures
Measures applied
  • Disinfection
  • Zoning
  • Control of wildlife reservoirs
  • Official disposal of carcasses, by-products and waste
  • Screening
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Anatidae (unidentified) reverse transcription - polymerase chain reaction (RT-PCR) 18/08/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Anatidae (unidentified) reverse transcription - polymerase chain reaction (RT-PCR) 31/08/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Crested duck reverse transcription - polymerase chain reaction (RT-PCR) 21/08/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Anatidae (unidentified) reverse transcription - polymerase chain reaction (RT-PCR) 16/09/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations