Highly pathogenic avian influenza,
Burkina Faso
Information received on 09/05/2015 from Dr Lassina Ouattara, Directeur Général, Services Vétérinaires, Ministère des Ressources Animales, OUAGADOUGOU, Burkina Faso
Summary
Report type Follow-up report No. 3
Date of start of the event 10/02/2015
Date of confirmation of the event 31/03/2015
Report date 09/05/2015
Date submitted to OIE 09/05/2015
Date event resolved 29/11/2015
Reason for notification Recurrence of a listed disease
Date of previous occurrence 22/05/2006
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (01/04/2015)
Follow-up report No. 1 (17/04/2015)
Follow-up report No. 2 (29/04/2015)
Follow-up report No. 3 (09/05/2015)
Follow-up report No. 4 (02/10/2015)
Follow-up report No. 5 (15/02/2016)
Follow-up report No. 6 (12/08/2016)
New outbreaks (4)
Outbreak 1 Fanyan, Po, Nahouri
Date of start of the outbreak 01/03/2015
Outbreak status Resolved (01/07/2015)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 500 420 271 67 0
Outbreak 2 Sector 9 Koudougou, Koudougou, Boulkiemde
Date of start of the outbreak 20/03/2015
Outbreak status Resolved (16/06/2015)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 500 423 100 100 0
Outbreak 3 Ward 5, Ouagadougou, Kadiogo
Date of start of the outbreak 11/04/2015
Outbreak status Resolved (20/11/2015)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 204 105 20 43 0
Outbreak 4 KOUBRI, KOUBRI, Kadiogo
Date of start of the outbreak 15/04/2015
Outbreak status Resolved (20/11/2015)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 850 380 164 319 0
Summary of outbreaks Total outbreaks: 4
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2054 1328 555 529 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 64.65% 27.02% 41.79% 52.78%
*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 - Orders at province level declaring the infection. - Identification of farms in the outbreak area. - Identification of poultry in the outbreaks. - Stamping out of poultry in the outbreaks. - Disinfection of premises. - Movement restrictions. - Strengthening epidemiological surveillance. - Sampling for detection of highly pathogenic avian influenza virus.
Control measures
Measures applied
  • Movement control inside the country
  • Disinfection / Disinfestation
  • Modified stamping out
  • 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
National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 02/04/2015 Positive
National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 10/04/2015 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations