Highly pathogenic avian influenza,
Ghana
Information received on 14/02/2018 from Dr Kenneth M. K. Gbeddy, Chief Veterinary Officer, Veterinary Services Directorate, Ministry of Food and Agriculture, Accra, Ghana
Summary
Report type Immediate notification
Date of start of the event 03/01/2018
Date of confirmation of the event 10/01/2018
Report date 14/02/2018
Date submitted to OIE 14/02/2018
Reason for notification New strain of a listed disease in the country
Causal agent Highly pathogenic avian influenza virus
Serotype H9N2
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 Dwen, Dormaa Ahenekro, Dormaa Municipal, BRONG-AHAFO
Date of start of the outbreak 03/01/2018
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 16822 4225 4225 12597 0
Affected population Seventy-eight weeks old brown layers in deep liter
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 16822 4225 4225 12597 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 25.12% 25.12% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Dormaa Municipal borders with Côte d’Ivoire. Day old chicks come from Côte d’Ivoire and spent layers also move from Dormaa to Côte d’Ivoire. Inputs like maize come from Côte d’Ivoire.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Traceability
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Disinfection
  • Process to inactivate the pathogenic agent in products or by-products
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Control of wildlife reservoirs
Diagnostic test results
Laboratory name and type Species Test Test date Result
Accra Veterinary Laboratory (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 10/01/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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http://www.oie.int/wahis_2/public/wa...reportid=25915