African swine fever,
Information received on 14/12/2020 from Dr Nicolay Vlasov, , Federal Service for Veterinary and Phytosanitary Surveillance , Ministry of Agriculture, Moscow, Russia
Report type Immediate notification
Date of start of the event 24/11/2020
Date of confirmation of the event 27/11/2020
Report date 14/12/2020
Date submitted to OIE 14/12/2020
Date event resolved 24/12/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 09/11/2017
Manifestation of disease Clinical disease
Causal agent African swine fever virus
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (14/12/2020)
Follow-up report No. 1 (30/12/2020)
New outbreaks (1)
Outbreak 1 Berezyanka, Omsky, Omskaya Oblast
Date of start of the outbreak 24/11/2020
Outbreak status Resolved (24/12/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 188 30 30 158 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 188 30 30 158 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 15.96% 15.96% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance within containment and/or protection zone
  • Screening
  • Quarantine
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Control of wildlife reservoirs
  • Zoning
  • Disinfection
  • Disinfestation
  • 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
Omskaya Veterinary Laboratory (Local laboratory) Swine polymerase chain reaction (PCR) 27/11/2020 Positive
All-Russian Research Institute for Animal Health (National laboratory) Swine polymerase chain reaction (PCR) 30/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations