West Nile Fever,
Turkey
Information received on 19/10/2018 from Dr Nihat Pakdil, Deputy Undersecretary of Ministry, Veterinary Services, Ministry of Agriculture and Forestry, ANKARA, Turkey
Summary
Report type Immediate notification
Date of start of the event 03/10/2018
Date of confirmation of the event 18/10/2018
Report date 19/10/2018
Date submitted to OIE 19/10/2018
Date event resolved 05/11/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 02/10/2014
Manifestation of disease Clinical disease
Causal agent West Nile Virus
Nature of diagnosis Clinical, Laboratory (basic)
This event pertains to a defined zone within the country
Related reports Immediate notification (19/10/2018)
Follow-up report No. 1 (26/10/2018)
Follow-up report No. 2 (02/11/2018)
Follow-up report No. 3 (09/11/2018)
New outbreaks (1)
Outbreak 1 Hara, Karacabey, Bursa
Date of start of the outbreak 03/10/2018
Outbreak status Resolved (05/11/2018)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 44 1 1 0 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 44 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae 2.27% 2.27% 100.00% 2.27%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
  • Vectors
Epidemiological comments Turkey is located on the route of migration of wild birds. According to the recent notifications, there are some West Nile fever outbreaks in the Balkan countries, close to Turkish borders. The source of the disease is considered to be related to the migration of wild birds.
Control measures
Measures applied
  • Surveillance within containment and/or protection zone
  • Traceability
  • Quarantine
  • Control of wildlife reservoirs
  • Disinfection
  • Disinfestation
  • Control of vectors
  • 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
Etlik Veterinary Control Central Research Institute (National laboratory) Equidae real-time PCR 18/10/2018 Positive
Etlik Veterinary Control Central Research Institute (National laboratory) Equidae real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 18/10/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations