Rift Valley fever,
Information received on 27/01/2017 from Dr Drissa Dounanke Coulibaly, Directeur National, Services Vétérinaires, Ministère de l’Elevage et de la Pêche, Bamako, Mali
Report type Immediate notification
Date of start of the event 24/10/2016
Date of confirmation of the event 16/11/2016
Report date 27/01/2017
Date submitted to OIE 27/01/2017
Date event resolved 20/11/2017
Reason for notification First occurrence of a listed disease in the country
Causal agent Phlebovirus
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (27/01/2017)
Follow-up report No. 1 (21/07/2017)
Follow-up report No. 2 (16/01/2018)
New outbreaks (1)
Outbreak 1 Andéramboukane, Ménaka, Ménaka, Gao
Date of start of the outbreak 24/10/2016
Outbreak status Resolved (20/11/2017)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Sheep / goats 228 9 0 0 0
Affected population The affected population consisted of sheep and goats. Only abortions were previously observed in sampled animals.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Sheep / goats 228 9 0 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Sheep / goats 3.95% 0.00% 0.00% 0.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Abortions were reported one to two months before sampling. Samples were taken in animals that have aborted.
Control measures
Measures applied
  • Movement control inside the country
  • 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
Central Veterinary Laboratory (National laboratory) Sheep / goats IgM-capture ELISA 16/11/2016 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations