African swine fever,
China (People's Rep. of)
Information received on 08/08/2019 from Dr Zhang Zhongqui, Director General , China Animal Disease Control Centre, Veterinary Bureau, Ministry of Agriculture, Beijing, China (People's Rep. of)
Summary
Report type Immediate notification
Date of start of the event 26/07/2019
Date of confirmation of the event 27/07/2019
Report date 08/08/2019
Date submitted to OIE 08/08/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 04/12/2018
Manifestation of disease Clinical disease
Causal agent African swine fever virus
Nature of diagnosis Clinical, Laboratory (basic)
This event pertains to a defined zone within the country
New outbreaks (3)
Outbreak 1 Toll station exit of Haizhou highway, Kangping, Shenyang, Liaoning
Date of start of the outbreak 26/07/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 70 20 20 50 0
Outbreak 2 Highway checkpoint for Animal health supervision,Toll station exit of highway, Xifeng, Tieling, Liaoning
Date of start of the outbreak 26/07/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 65 1 1 64 0
Outbreak 3 Highway checkpoint for Animal health supervision,Toll station exit of highway, Xifeng, Tieling, Liaoning
Date of start of the outbreak 26/07/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 70 1 1 69 0
Summary of outbreaks Total outbreaks: 3
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 205 22 22 183 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 10.73% 10.73% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Illegal movement of animals
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Screening
  • Traceability
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • 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
Liaoning Provincial Animal Disease Control Center (Local laboratory) Swine polymerase chain reaction (PCR) 27/07/2019 Positive
Liaoning Provincial Animal Disease Control Center (Local laboratory) Swine real-time PCR 27/07/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations