African horse sickness,
Thailand
Information received on 03/04/2020 from Dr Sorravis Thaneto, Director General, Livestock Development, Ministry of Agriculture and Cooperatives, BANGKOK, Thailand
Summary
Report type Follow-up report No. 1
Date of start of the event 24/02/2020
Date of confirmation of the event 27/03/2020
Report date 03/04/2020
Date submitted to OIE 03/04/2020
Reason for notification First occurrence of a listed disease in the country
Causal agent African horse sickness virus
Serotype Pending
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (27/03/2020)
Follow-up report No. 1 (03/04/2020)
Follow-up report No. 2 (10/04/2020)
Follow-up report No. 3 (17/04/2020)
Follow-up report No. 4 (24/04/2020)
Follow-up report No. 5 (01/05/2020)
Follow-up report No. 6 (08/05/2020)
Follow-up report No. 7 (15/05/2020)
Follow-up report No. 8 (22/05/2020)
New outbreaks (2)
Outbreak 1 Hua Hin, Hua Hin, Hua Hin, Prachuap Khiri Khan
Date of start of the outbreak 27/03/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 145 19 19 0 0
Affected population Species of horses of different ages and sexes.
Outbreak 2 Ko Chan, Tha Bun Mi, Ko Chan, Chon Buri
Date of start of the outbreak 27/03/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 33 6 5 0 0
Affected population Species of horses of different ages and sexes.
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 178 25 24 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae 14.04% 13.48% 96.00% 13.48%
*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 Under investigation
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Quarantine
  • Zoning
  • Disinfection
  • Control of vectors
  • Vector surveillance
  • 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 Institute of Animal Health (National laboratory) Equidae reverse transcription - polymerase chain reaction (RT-PCR) 01/04/2020 Positive
National Institute of Animal Health (National laboratory) Equidae reverse transcription - polymerase chain reaction (RT-PCR) 01/04/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations