OIE: Highly pathogenic avian influenza, Nepal

OIE: Highly pathogenic avian influenza, Nepal
submited by kickingbird at May, 31, 2018 8:53 AM from OIE

Information received on 29/05/2018 from Dr Bimal Kumar Nirmal, Doctor, Department of Livestock Services, Ministry of Livestock Development, NEPAL, Nepal

Summary

Report type	Immediate notification
Date of start of the event	20/05/2018
Date of confirmation of the event	22/05/2018
Report date	27/05/2018
Date submitted to OIE	29/05/2018
Reason for notification	Recurrence of a listed disease
Date of previous occurrence	10/03/2017
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N1
Nature of diagnosis	Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
This event pertains to	the whole country

New outbreaks (1)

Outbreak 1

Tarkeshwor municipality-6, Lambagar, Kathmandu, Bagmati

Date of start of the outbreak

20/05/2018

Outbreak status

Resolved (25/05/2018)

Epidemiological unit

Backyard

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	5633	270	240	5393	0

Affected population

Ducks reared in backyard

Summary of outbreaks

Total outbreaks: 1

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	5633	270	240	5393	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	4.79%	4.26%	88.89%	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

Ducks reared in backyard system started to show torticollis and greenish white diarrhoea and died. Dead ducks were disposed of properly. A total of 5393 ducks, 3720 eggs and 250kg feed have been destroyed and disposed by the Rapid Response Team. Stamping out operation, cleaning and disinfection, sealing of infected premises have been completed. Post operation surveillance outside the containment area is ongoing.

Control measures

Measures applied	Movement control inside the country Surveillance outside containment and/or protection zone Screening Quarantine Official destruction of animal products Official disposal of carcasses, by-products and waste Stamping out Disinfection Vaccination prohibited No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
Central Veterinary Laboratory, Tripureshwor (National laboratory)	Birds	rapid tests	22/05/2018	Positive
Central Veterinary Laboratory, Tripureshwor (National laboratory)	Birds	real-time PCR	22/05/2018	Positive

Future Reporting

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

See Also:

http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=26716

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