Lumpy skin disease,
Vietnam
Information received on 01/11/2020 from Dr Dong Pham Van, Director General, Chief Veterinary Officer, Department of Animal Health, Ministry of Agriculture and Rural Development, Hanoļ, Vietnam
Summary
Report type Immediate notification
Date of start of the event 13/10/2020
Date of confirmation of the event 16/10/2020
Report date 01/11/2020
Date submitted to OIE 01/11/2020
Reason for notification First occurrence of a listed disease in the country
Causal agent Lumpy skin disease virus (LSDV)
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (4)
Outbreak 1 Quyet Thang, Quyet Thang, Huu Lung, Lang Son
Date of start of the outbreak 13/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 584 4 0 1 0
Outbreak 2 Ly Quoc, Ly Quoc, Ha Lang, Cao Bang
Date of start of the outbreak 14/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 949 90 2 4 0
Outbreak 3 Yen Binh, Yen Binh, Huu Lung, Lang Son
Date of start of the outbreak 20/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 657 41 0 4 0
Outbreak 4 Hoa Binh, Hoa Binh, Huu Lung, Lang Son
Date of start of the outbreak 27/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 558 2 0 0 0
Summary of outbreaks Total outbreaks: 4
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Cattle 2748 137 2 9 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Cattle 4.99% 0.07% 1.46% 0.40%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments All affected cattle raised in small households (one to five animals/household)
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Selective killing and disposal
  • 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
National Center for Veterinary Diagnostics (NCVD) (National laboratory) Cattle real-time PCR 16/10/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations