African horse sickness,
Chad
Information received on 19/04/2019 from Dre Nodjimadji Rirabe, Directrice des Services Vétérinaires, Services Vétérinaires, Ministère de l'Elevage et des Productions Animales, N'djamena, Chad
Summary
Report type Immediate notification
Date of start of the event 05/04/2019
Date of confirmation of the event 18/04/2019
Report date 19/04/2019
Date submitted to OIE 19/04/2019
Date event resolved 20/05/2019
Reason for notification First occurrence of a listed disease in the country
Causal agent Virus de la peste équine
Serotype Not typed
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (19/04/2019)
Follow-up report No. 1 (26/04/2019)
Follow-up report No. 2 (20/05/2019)
New outbreaks (2)
Outbreak 1 Marfa, Abeche rural, Ouara, Ouaddai
Date of start of the outbreak 05/04/2019
Outbreak status Resolved (20/05/2019)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 178 159 114 0 0
Outbreak 2 Koukou, Koukou angarana, Kimiti, Sila
Date of start of the outbreak 05/04/2019
Outbreak status Resolved (20/05/2019)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 253 217 206 0 0
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 431 376 320 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae 87.24% 74.25% 85.11% 74.25%
*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
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Control of wildlife reservoirs
  • 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
LANAVET (Cameroun) (Foreign laboratory) Equidae liquid-phase blocking ELISA 18/04/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations