Burkina Faso - 16 new outbreaks of highly pathogenic avian influenza H5N1 in birds (OIE, October 02, 2015)

[Pathfinder]

Highly pathogenic avian influenza, Burkina Faso

Information received on 08/10/2015 from Dr Lassina Ouattara, Directeur G?n?ral, Services V?t?rinaires, Minist?re des Ressources Animales, OUAGADOUGOU, Burkina Faso

Summary Report type Follow-up report No. 4 Date of start of the event 10/02/2015 Date of confirmation of the event 31/03/2015 Report date 02/10/2015 Date submitted to OIE 08/10/2015 Reason for notification Reoccurrence 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)

New outbreaks (16)

Outbreak 1 Kamsi, Ramongo, BOULKIEMDE Date of start of the outbreak 09/04/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 2000 325 325 0 315 Affected population The population consisted of guinea fowls, chickens and ducks

Outbreak 2 Pitmoaga, Kokologho, BOULKIEMDE Date of start of the outbreak 09/04/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 1500 1005 1005 0 373 Affected population The population consisted of guinea fowls, chickens and pigeons

Outbreak 3 Gaoua, Gaoua, PONI Date of start of the outbreak 21/04/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 500 200 200 0 300 Affected population A modern farm

Outbreak 4 Didyr, Didyr, SANGUIE Date of start of the outbreak 22/04/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 700 564 564 0 128 Affected population Farms consisted of guinea fowls, chickens, turkeys, ducks and pigeons

Outbreak 5 Ouahigouya, Ouaygouya, YATENGA Date of start of the outbreak 02/05/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 500 160 160 0 340 Affected population A modern farm with layers

Outbreak 6 Gossina, Gossina, NAYALA Date of start of the outbreak 12/05/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 2000 478 478 0 537 Affected population The population consisted of guinea fowls, chickens and turkeys

Outbreak 7 Dano, Dano, IOBA Date of start of the outbreak 13/05/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 1500 710 710 0 790 Affected population Modern farms whose population consisted of layers, cockerels and broilers

Outbreak 8 Zonse, Zons?, BOULGOU Date of start of the outbreak 23/05/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 2000 820 820 0 1067 Affected population The population consisted of guinea fowls, chickens and ducks

Outbreak 9 Banfora, Banfora, COMOE Date of start of the outbreak 01/06/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 5000 2119 2119 0 2528 Affected population The population consisted of guinea fowls, chickens, ducks and pigeons

Outbreak 10 Sourgoubila, Bouss?, KOURWEOGO Date of start of the outbreak 10/06/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 500 140 140 0 360 Affected population A modern farm

Outbreak 11 Zabr?, Zabr?, BOULGOU Date of start of the outbreak 12/06/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 3000 994 994 0 1924 Affected population The population consisted of guinea fowls, chickens and pigeons

Outbreak 12 Sourgoubila, Sourgoubila, KOURWEOGO Date of start of the outbreak 18/06/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 500 140 140 0 360 Affected population The population consisted of layers

Outbreak 13 Samaradougou, Sideradougou, HOUET Date of start of the outbreak 27/06/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 450 310 310 0 93 Affected population A modern farm whose population consisted of layers, guinea fowls, chickens and pigeons

Outbreak 14 B?r?gadougou, B?r?gadougou, COMOE Date of start of the outbreak 07/07/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 650 650 650 0 0 Affected population The population consisted of guinea fowls, chickens and pigeons

Outbreak 15 Lougsi, Tanghin Dassouri, KADIOGO Date of start of the outbreak 08/07/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 1500 1035 1035 0 465 Affected population A modern farm whose population consisted of layers

Outbreak 16 Kouritenga, Ouagadougou, KADIOGO Date of start of the outbreak 21/07/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 20 20 20 0 0 Affected population The population consisted of pigeons only

Summary of outbreaks Total outbreaks: 16 Total animals affected Species Susceptible Cases Deaths Destroyed Slaughtered Birds 22320 9670 9670 0 9580 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds 43.32% 43.32% 100.00% 86.25% *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 No vaccination 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) 09/04/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 10/04/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 29/04/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 04/05/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 15/05/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 22/05/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 04/06/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 22/06/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 02/07/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 08/07/2015 Positive National Livestock Laboratory (National laboratory) Birds polymerase chain reaction (PCR) 21/07/2015 Positive

Future Reporting The event is continuing. Weekly follow-up reports will be submitted.

.../

http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=18772