Equine influenza,
Nigeria

Information received on 07/01/2019 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	Immediate notification
Date of start of the event	17/12/2018
Date of confirmation of the event	05/01/2019
Report date	07/01/2019
Date submitted to OIE	07/01/2019
Reason for notification	First occurrence of a listed disease in the country
Causal agent	Equine influenza A virus
Serotype	Pending
Nature of diagnosis	Laboratory (basic), Laboratory (advanced)
This event pertains to	a defined zone within the country
Related reports	Immediate notification (07/01/2019) Follow-up report No. 1 (16/01/2019) Follow-up report No. 2 (22/01/2019) Follow-up report No. 3 (28/01/2019) Follow-up report No. 4 (05/02/2019) Follow-up report No. 5 (15/02/2019) Follow-up report No. 6 (27/02/2019) Follow-up report No. 7 (04/03/2019) Follow-up report No. 8 (12/03/2019) Follow-up report No. 9 (15/04/2019) Follow-up report No. 10 (02/05/2019) Follow-up report No. 11 (10/07/2019) Follow-up report No. 12 (25/07/2019) Follow-up report No. 13 (28/08/2019) Follow-up report No. 14 (23/09/2019) Follow-up report No. 15 (02/10/2019) Follow-up report No. 16 (09/01/2020)

New outbreaks (1)

Outbreak 1

Gidan Karo, Wamakko, Sokoto

Date of start of the outbreak

17/12/2018

Outbreak status

Resolved (08/01/2019)

Epidemiological unit

Village

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Equidae	217	93	37	0	0

Affected population

Donkeys species (170 females and 47 males ) of different age group in a rural community kept essentially as beast of burden.

Summary of outbreaks

Total outbreaks: 1

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Equidae	217	93	37	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Equidae	42.86%	17.05%	39.78%	17.05%

*Removed from the susceptible population through death, destruction and/or slaughter

Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive Illegal movement of animals The donkeys are mostly sourced a neighboring country
Epidemiological comments	Further investigations revealed that the bulk of donkeys in the affected village comes from a border town of Ruwa Wuri in Tangaza Local Government Area.

Control measures

Measures applied	Movement control inside the country Vaccination prohibited Treatment of affected animals (Symptomatic treatment with antibiotics and anti inflammatory agent.)
Measures to be applied	Traceability Official disposal of carcasses, by-products and waste

Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
National Veterinary Research Institute Vom, Nigeria (Regional Reference Laboratory)	Equidae	real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)	05/01/2019	Positive

Future Reporting

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

Map of outbreak locations