Peste des petits ruminants,
Sierra Leone
Information received on 09/08/2018 from Dr Francis A R Sankoh, Director , Livestock ServicesDivision, Ministry of Agriculture and Natural Resources , Freetown, Sierra Leone
Report type Immediate notification
Date of start of the event 10/07/2018
Date of confirmation of the event 15/07/2018
Report date 07/08/2018
Date submitted to OIE 09/08/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 06/2016
Manifestation of disease Clinical disease
Causal agent Peste des petits ruminants virus
Nature of diagnosis Clinical, Laboratory (basic)
This event pertains to the whole country
New outbreaks (1)
Outbreak 1 Moindu Wondor, Kenema
Date of start of the outbreak 10/07/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Sheep / goats 253 129 129 0 0
Affected population The affected population is free-range reared sheep and goats.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Sheep / goats 253 129 129 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Sheep / goats 50.99% 50.99% 100.00% 50.99%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Introduction of new live animals
  • Illegal movement of animals
  • Contact with infected animal(s) at grazing/watering
Epidemiological comments Laboratory analysis and further investigations will be performed and informed in future follow-up reports.
Control measures
Measures applied
  • Movement control inside the country
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Screening
Diagnostic test results
Laboratory name and type Species Test Test date Result
Centre national de santé animale (Njala University Laboratory ) (National laboratory) Sheep / goats enzyme-linked immunosorbent assay (ELISA) 15/07/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations