OIE: Highly pathogenic avian influenza(H5), Russia

Information received on 01/09/2020 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. 1
Date of start of the event 11/08/2020
Date of confirmation of the event 13/08/2020
Report date 01/09/2020
Date submitted to OIE 01/09/2020
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 H5
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)
New outbreaks (17)
Outbreak 1 Troitsk, Tyukalinsky, Omskaya Oblast
Date of start of the outbreak 14/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2000 20 20 0
Outbreak 2 Georgievka, Kormilovsky, Omskaya Oblast
Date of start of the outbreak 14/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 80 19 19 0
Outbreak 3 Chernaly, Bol抯herechensky, Omskaya Oblast
Date of start of the outbreak 16/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 148 55 55 0
Outbreak 4 Mikhajlovka, Sargatsky, Omskaya Oblast
Date of start of the outbreak 16/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 155 31 31 0
Outbreak 5 Axenovo, Sargatsky, Omskaya Oblast
Date of start of the outbreak 16/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 68 11 11 0
Outbreak 6 Yakovlevka, Gor択ovsky, Omskaya Oblast
Date of start of the outbreak 18/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 48 20 20 0
Outbreak 7 Kamyshino-Kurskoe, Muromtsevsky, Omskaya Oblast
Date of start of the outbreak 18/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 128 2 2 0
Outbreak 8 Arkhangelka, Kalachinsky, Omskaya Oblast
Date of start of the outbreak 18/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1000 40 40 0
Outbreak 9 Nekrasovka, Nizhneomsky, Omskaya Oblast
Date of start of the outbreak 18/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1180 46 46 0
Outbreak 10 Mansurovo, Saphakulevsky, Kurganskaya Oblast
Date of start of the outbreak 18/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 135 14 14 121 0
Outbreak 11 Obutkovskoe, Makushinsky, Kurganskaya Oblast
Date of start of the outbreak 18/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 11 1 1 10 0
Outbreak 12 Castoozer抏, Chastoozersky, Kurganskaya Oblast
Date of start of the outbreak 18/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 291 17 9 282 0
Outbreak 13 Glukhonikolaevka, Nizhneomsky, Omskaya Oblast
Date of start of the outbreak 19/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 64 27 27 0
Outbreak 14 Shiryaevo, Krutinsky, Omskaya Oblast
Date of start of the outbreak 19/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 126 6 6 0
Outbreak 15 Terenkul?, Oktyabr??sky, Chelyabinskaya Oblast
Date of start of the outbreak 20/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 81 20 20 0
Outbreak 16 Irtyshskoe, Omsky, Omskaya Oblast
Date of start of the outbreak 24/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1557797 10299 10299 0
Outbreak 17 Bol抯hoj Atmas, Cherlaksky, Omskaya Oblast
Date of start of the outbreak 24/08/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1135 40 40 0
Summary of outbreaks Total outbreaks: 17
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1564447 10668 10660 413 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 0.68% 0.68% 99.93% **
*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
Epidemiological comments Restriction zones have been established and epidemiological investigations started. Culling and safe disposal of birds is in progress. Products derived from these birds have never been commercially traded.
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
Omskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 19/08/2020 Positive
Omskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 25/08/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 24/08/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 27/08/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Birds virus sequencing 24/08/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Birds virus sequencing 27/08/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.