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2020-12-2 21:11:48


OIE: Highly pathogenic avian influenza(H5N8), Russia
submited by kickingbird at Nov, 14, 2020 9:25 AM from OIE

Information received on 13/11/2020 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. 10
Date of start of the event 11/08/2020
Date of confirmation of the event 13/08/2020
Report date 13/11/2020
Date submitted to OIE 13/11/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 20/05/2019
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (25/08/2020)
Follow-up report No. 1 (01/09/2020)
Follow-up report No. 2 (03/09/2020)
Follow-up report No. 3 (14/09/2020)
Follow-up report No. 4 (21/09/2020)
Follow-up report No. 5 (28/09/2020)
Follow-up report No. 6 (05/10/2020)
Follow-up report No. 7 (14/10/2020)
Follow-up report No. 8 (27/10/2020)
Follow-up report No. 9 (02/11/2020)
Follow-up report No. 10 (13/11/2020)
New outbreaks (5)
Outbreak 1 Yagodny, Kondinsky, Khanty-Mansiyskiy Avtonomnyy Okrug - Yugra
Date of start of the outbreak 25/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 44 35 35 0
Outbreak 2 Chelyabinsk, Chelyabinskaya Oblast
Date of start of the outbreak 26/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 32 32 32 0 0
Outbreak 3 Cherki-Grishino, Buinsky, Respublika Tatarstan
Date of start of the outbreak 28/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 486 350 47 439 0
Outbreak 4 Zalesny, Zelenldol抯ky, Respublika Tatarstan
Date of start of the outbreak 30/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 175000 126478 150 48522 0
Affected population turkeys
Outbreak 5 Belozerki, Krasnojarsky, Samarskaya Oblast
Date of start of the outbreak 01/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 72 35 35 17 0
Summary of outbreaks Total outbreaks: 5
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 175634 126930 299 48978 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 72.27% 0.17% 0.24% **
*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
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Screening
  • Traceability
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Control of wildlife reservoirs
  • Selective killing and disposal
  • Zoning
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Stamping out
Diagnostic test results
Laboratory name and type Species Test Test date Result
Chelyabinskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 05/11/2020 Positive
Samarskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 05/11/2020 Positive
Tatarskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 30/10/2020 Positive
Federal Centre for Animal Health (OIE Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 03/11/2020 Positive
Federal Centre for Animal Health (OIE Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 05/11/2020 Positive
Federal Centre for Animal Health (OIE Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 06/11/2020 Positive
Federal Centre for Animal Health (OIE Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 08/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
See Also: Latest news in those days:

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