Highly pathogenic avian influenza,
Nigeria
Information received on 29/03/2017 from Dr Gideon Mbursa Mshelbwala, Director, Veterinary Services, Federal Ministry of Agriculture and Rural Development, ABUJA, Nigeria
Summary
Report type Follow-up report No. 50
Date of start of the event 02/01/2015
Date of confirmation of the event 08/01/2015
Report date 29/03/2017
Date submitted to OIE 29/03/2017
Reason for notification Recurrence of a listed disease
Date of previous occurrence 27/07/2008
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 (09/01/2015)
Follow-up report No. 1 (16/01/2015)
Follow-up report No. 2 (23/01/2015)
Follow-up report No. 3 (02/02/2015)
Follow-up report No. 4 (19/02/2015)
Follow-up report No. 5 (02/03/2015)
Follow-up report No. 6 (13/05/2015)
Follow-up report No. 7 (22/06/2015)
Follow-up report No. 8 (07/07/2015)
Follow-up report No. 9 (04/08/2015)
Follow-up report No. 10 (26/08/2015)
Follow-up report No. 11 (14/09/2015)
Follow-up report No. 12 (19/09/2015)
Follow-up report No. 13 (08/10/2015)
Follow-up report No. 14 (16/11/2015)
Follow-up report No. 15 (15/12/2015)
Follow-up report No. 16 (04/01/2016)
Follow-up report No. 17 (11/01/2016)
Follow-up report No. 18 (13/01/2016)
Follow-up report No. 19 (19/01/2016)
Follow-up report No. 20 (21/01/2016)
Follow-up report No. 21 (25/01/2016)
Follow-up report No. 22 (26/01/2016)
Follow-up report No. 23 (02/02/2016)
Follow-up report No. 24 (04/02/2016)
Follow-up report No. 25 (08/02/2016)
Follow-up report No. 26 (09/02/2016)
Follow-up report No. 27 (11/02/2016)
Follow-up report No. 28 (15/02/2016)
Follow-up report No. 29 (17/02/2016)
Follow-up report No. 30 (22/02/2016)
Follow-up report No. 31 (29/02/2016)
Follow-up report No. 32 (04/03/2016)
Follow-up report No. 33 (07/03/2016)
Follow-up report No. 34 (08/03/2016)
Follow-up report No. 35 (14/03/2016)
Follow-up report No. 36 (20/03/2016)
Follow-up report No. 37 (29/03/2016)
Follow-up report No. 38 (03/04/2016)
Follow-up report No. 39 (06/06/2016)
Follow-up report No. 40 (09/06/2016)
Follow-up report No. 41 (27/09/2016)
Follow-up report No. 42 (09/11/2016)
Follow-up report No. 43 (28/11/2016)
Follow-up report No. 44 (06/02/2017)
Follow-up report No. 45 (13/02/2017)
Follow-up report No. 46 (21/02/2017)
Follow-up report No. 47 (03/03/2017)
Follow-up report No. 48 (13/03/2017)
Follow-up report No. 49 (20/03/2017)
Follow-up report No. 50 (29/03/2017)
Follow-up report No. 51 (04/04/2017)
Follow-up report No. 52 (10/04/2017)
Follow-up report No. 53 (24/04/2017)
Follow-up report No. 54 (08/05/2017)
Follow-up report No. 55 (02/06/2017)
Follow-up report No. 56 (15/06/2017)
Follow-up report No. 57 (28/06/2017)
Follow-up report No. 58 (18/07/2017)
Follow-up report No. 59 (02/08/2017)
Follow-up report No. 60 (07/09/2017)
Follow-up report No. 61 (19/09/2017)
Follow-up report No. 62 (03/10/2017)
Follow-up report No. 63 (30/10/2017)
Follow-up report No. 64 (13/11/2017)
Follow-up report No. 65 (27/11/2017)
Follow-up report No. 66 (09/01/2018)
Follow-up report No. 67 (02/02/2018)
Follow-up report No. 68 (17/04/2018)
Follow-up report No. 69 (15/05/2018)
Follow-up report No. 70 (21/05/2018)
Follow-up report No. 71 (05/07/2018)
Follow-up report No. 72 (04/09/2018)
Follow-up report No. 73 (03/10/2018)
Follow-up report No. 74 (15/01/2019)
Follow-up report No. 75 (27/02/2019)
Follow-up report No. 76 (15/04/2019)
Follow-up report No. 77 (10/07/2019)
Follow-up report No. 78 (25/07/2019)
New outbreaks (2)
Outbreak 1 Narabi, Toro, Bauchi
Date of start of the outbreak 24/03/2017
Outbreak status Resolved (28/03/2017)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2300 283 283 2017 0
Affected population 38 weeks old layers
Outbreak 2 Narabi, Toro, Bauchi
Date of start of the outbreak 24/03/2017
Outbreak status Resolved (28/03/2017)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2415 32 32 2383 0
Affected population 32 weeks old layers
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 4715 315 315 4400 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 6.68% 6.68% 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 Poor farm biosecurity
Control measures
Measures applied
  • Movement control inside the country
  • Disinfection
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Selective killing and disposal
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Traceability
Diagnostic test results
Laboratory name and type Species Test Test date Result
NVRI Vom (Regional Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 27/03/2017 Positive
NVRI Vom (Regional Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 27/03/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations