African swine fever,
Laos
Information received on 08/10/2019 from Dr Vilayphone Vorraphim, Director General, Department of Livestock and Fisheries, Ministry of Agriculture and Forestry, Vientiane, Laos
Summary
Report type Follow-up report No. 4
Date of start of the event 02/06/2019
Date of confirmation of the event 17/06/2019
Report date 08/10/2019
Date submitted to OIE 08/10/2019
Reason for notification First occurrence of a listed disease in the country
Causal agent African swine fever virus
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (20/06/2019)
Follow-up report No. 1 (17/07/2019)
Follow-up report No. 2 (16/08/2019)
Follow-up report No. 3 (27/08/2019)
Follow-up report No. 4 (08/10/2019)
New outbreaks (4)
Outbreak 1 (ASF-2019-149) Vongsamphanh, Phouvong, Attapeu
Date of start of the outbreak 27/08/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 672 92 92 580 0
Outbreak 2 (ASF-2019-150) Vungsay, Sansay, Attapeu
Date of start of the outbreak 27/08/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 217 103 103 114 0
Outbreak 3 (ASF-2019-151) Pew, Mounlapamok, Champasak
Date of start of the outbreak 01/09/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 194 44 44 150 0
Outbreak 4 (ASF-2019-148) Maihouamuang, Lamarm, Sekong
Date of start of the outbreak 05/09/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 431 168 168 263 0
Summary of outbreaks Total outbreaks: 4
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 1514 407 407 1107 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 26.88% 26.88% 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
  • Unknown or inconclusive
Control measures
Measures applied
  • Disinfection
  • Stamping out
  • Surveillance within containment and/or protection zone
  • Surveillance outside containment and/or protection zone
  • Movement control inside the country
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations