OIE: Highly pathogenic avian influenza, Nigeria

Information received on 15/02/2019 from Dr Olaniran Alabi, Director, Chief Veterinary Officer, Veterinary and Pest Control Services, Federal Ministry of Agriculture and Rural Development, ABUJA, Nigeria

Summary

Report type	Follow-up report No. 36
Date of start of the event	19/11/2016
Date of confirmation of the event	16/12/2016
Report date	15/02/2019
Date submitted to OIE	15/02/2019
Reason for notification	New strain of a listed disease in the country
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N8
Nature of diagnosis	Laboratory (advanced)
This event pertains to	a defined zone within the country
Related reports	Immediate notification (17/12/2016) Follow-up report No. 1 (26/12/2016) Follow-up report No. 2 (08/02/2017) Follow-up report No. 3 (13/02/2017) Follow-up report No. 4 (20/02/2017) Follow-up report No. 5 (06/03/2017) Follow-up report No. 6 (13/03/2017) Follow-up report No. 7 (20/03/2017) Follow-up report No. 8 (04/04/2017) Follow-up report No. 9 (10/04/2017) Follow-up report No. 10 (24/04/2017) Follow-up report No. 11 (08/05/2017) Follow-up report No. 12 (02/06/2017) Follow-up report No. 13 (28/06/2017) Follow-up report No. 14 (18/07/2017) Follow-up report No. 15 (31/07/2017) Follow-up report No. 16 (08/09/2017) Follow-up report No. 17 (19/09/2017) Follow-up report No. 18 (03/10/2017) Follow-up report No. 19 (30/10/2017) Follow-up report No. 20 (13/11/2017) Follow-up report No. 21 (27/11/2017) Follow-up report No. 22 (09/01/2018) Follow-up report No. 23 (02/02/2018) Follow-up report No. 24 (01/03/2018) Follow-up report No. 25 (12/03/2018) Follow-up report No. 26 (17/04/2018) Follow-up report No. 27 (15/05/2018) Follow-up report No. 28 (21/05/2018) Follow-up report No. 29 (05/07/2018) Follow-up report No. 30 (04/09/2018) Follow-up report No. 31 (15/01/2019) Follow-up report No. 32 (22/01/2019) Follow-up report No. 33 (24/01/2019) Follow-up report No. 34 (28/01/2019) Follow-up report No. 35 (05/02/2019) Follow-up report No. 36 (15/02/2019)

New outbreaks (2)

Outbreak 1

Rantya, Jos South, Plateau

Date of start of the outbreak

07/02/2019

Outbreak status

Resolved (14/02/2019)

Epidemiological unit

Farm

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	2900	11	11	2889	0

Affected population

52 weeks old layers

Outbreak 2

Bukuru, Jos North, Plateau

Date of start of the outbreak

11/02/2019

Outbreak status

Resolved (15/02/2019)

Epidemiological unit

Farm

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	1040	60	60	980	0

Affected population

10 weeks old pullets and 6 weeks old broilers

Summary of outbreaks

Total outbreaks: 2

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	3940	71	71	3869	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	1.80%	1.80%	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 Quarantine Official destruction of animal products Official disposal of carcasses, by-products and waste Vaccination prohibited No treatment of affected animals
Measures to be applied	Traceability

Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
National Veterinary Research Institute (Regional Reference Laboratory)	Birds	reverse transcription - polymerase chain reaction (RT-PCR)	12/02/2019	Positive

Future Reporting

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