OIE: Equine influenza, Nigeria

Information received on 07/01/2019 from Dr Olaniran Alabi, Director, Chief Veterinary Officer, Veterinary and Pest Control Services, Federal Ministry of Agriculture and Rural Development, ABUJA, Nigeria
Summary
Report type Immediate notification
Date of start of the event 17/12/2018
Date of confirmation of the event 05/01/2019
Report date 07/01/2019
Date submitted to OIE 07/01/2019
Reason for notification First occurrence of a listed disease in the country
Causal agent Equine influenza A virus
Serotype Pending
Nature of diagnosis Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 Gidan Karo, Wamakko, Sokoto
Date of start of the outbreak 17/12/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 217 93 37 0 0
Affected population Donkeys species (170 females and 47 males ) of different age group in a rural community kept essentially as beast of burden.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 217 93 37 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae 42.86% 17.05% 39.78% 17.05%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
  • Illegal movement of animals
  • The donkeys are mostly sourced a neighboring country
Epidemiological comments Further investigations revealed that the bulk of donkeys in the affected village comes from a border town of Ruwa Wuri in Tangaza Local Government Area.
Control measures
Measures applied
  • Movement control inside the country
  • Vaccination prohibited
  • Treatment of affected animals (Symptomatic treatment with antibiotics and anti inflammatory agent.)
Measures to be applied
  • Traceability
  • Official disposal of carcasses, by-products and waste
Diagnostic test results
Laboratory name and type Species Test Test date Result
National Veterinary Research Institute Vom, Nigeria (Regional Reference Laboratory) Equidae real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 05/01/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.