Denmark - 1 new outbreak of low pathogenic avian influenza H5N1 in birds in farm, West (OIE, January 30, 2020)

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[TD="width: *, align: left"]Low pathogenic avian influenza (poultry),
Denmark[/TD]
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[TD]Information received on 30/01/2020 from Dr Hanne Larsen, Chief Veterinary Officer, Danish Veterinary and Food Administration, Ministry of Environment and Food , Glostrup, Denmark[/TD]
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[TD]Summary

[TD="width: 10%"]Report type[/TD]
[TD="width: 30%"]Immediate notification[/TD]

[TD="width: 10%"]Date of start of the event[/TD]
[TD="width: 30%"]27/01/2020[/TD]

[TD="width: 10%"]Date of confirmation of the event[/TD]
[TD="width: 30%"]29/01/2020[/TD]

[TD="width: 10%"]Report date[/TD]
[TD="width: 30%"]30/01/2020[/TD]

[TD="width: 10%"]Date submitted to OIE[/TD]
[TD="width: 30%"]30/01/2020[/TD]

[TD="width: 10%"]Reason for notification[/TD]
[TD="width: 30%"]Recurrence of a listed disease[/TD]

[TD="width: 10%"]Date of previous occurrence[/TD]
[TD="width: 30%"]01/07/2019[/TD]

[TD="width: 10%"]Manifestation of disease[/TD]
[TD="width: 30%"]Sub-clinical infection[/TD]

[TD="width: 10%"]Causal agent[/TD]
[TD="width: 30%"]Low pathogenic avian influenza virus[/TD]

[TD="width: 10%"]Serotype[/TD]
[TD="width: 30%"]H5N1[/TD]

[TD="width: 10%"]Nature of diagnosis[/TD]
[TD="width: 30%"]Laboratory (advanced)[/TD]

[TD="width: 10%"]This event pertains to[/TD]
[TD="width: 30%"]the whole country[/TD]

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[TD]New outbreaks (1)

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S?derup, Aalborg, West
Date of start of the outbreak	27/01/2020
Outbreak status	Continuing (or date resolved not provided)
Epidemiological unit	Farm
Affected animals	Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 48000 0 0
Affected population	On 29 January 2020, low pathogenic avian influenza H5 has been confirmed in a commercial poultry holding with organic laying hens. The layers were tested in accordance with the Danish surveillance programme for avian influenza in poultry. The holding consists of approximately 48.000 organic egg layers. The egg layers at the infected holding will be culled and the carcasses will be disposed by rendering.

[TD="align: left"]Outbreak 1[/TD]

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Total outbreaks: 1
Total animals affected	Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 48000 ** 0 0
Outbreak statistics	Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds ** 0.00% ** **

[TD="align: left"]Summary of outbreaks[/TD]

[TD="colspan: 2"]*Removed from the susceptible population through death, destruction and/or slaughter[/TD]

[TD="colspan: 2"]**Not calculated because of missing information[/TD]

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[TD]Epidemiology

Source of the outbreak(s) or origin of infection

Unknown or inconclusive

Epidemiological comments

The Danish Veterinary and Food Administration has established a restricted zone of 1 km around the holding and are implementing the necessary measures in accordance with Council Directive 2005/94/EC. There are no other commercial poultry holdings within the established restricted zone 1 km around the infected holding. There has been no trade of poultry from the holding to other EU countries or third countries within the last 30 days.

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[TD]Control measures

Measures applied	Movement control inside the country Quarantine Zoning Vaccination permitted (if a vaccine exists) No treatment of affected animals
Measures to be applied	Traceability Official disposal of carcasses, by-products and waste Stamping out Disinfection

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[TD]Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
Statens Serum Institut (National laboratory)	Birds	polymerase chain reaction (PCR)	29/01/2020	Positive
Statens Serum Institut (National laboratory)	Birds	virus sequencing	29/01/2020	Positive

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[TD]Future Reporting

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

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https://www.oie.int/wahis_2/public/...?page_refer=MapFullEventReport&reportid=33109