OIE: Highly pathogenic influenza A viruses (infection with H5N8) (non-poultry including wild birds), Netherlands

OIE: Highly pathogenic influenza A viruses (infection with H5N8) (non-poultry including wild birds), Netherlands
submited by kickingbird at Oct, 24, 2020 8:45 AM from OIE

Information received on 23/10/2020 from Dr Christianne Bruschke, Chief Veterinary Officer , Agriculture, Nature and Food Quality, Ministry of Agriculture, Nature and Food Quality, The Hague, Netherlands

Summary

Report type	Immediate notification
Date of start of the event	17/10/2020
Date of confirmation of the event	20/10/2020
Report date	23/10/2020
Date submitted to OIE	23/10/2020
Reason for notification	Recurrence of a listed disease
Date of previous occurrence	28/09/2018
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic influenza A virus
Serotype	H5N8
Nature of diagnosis	Clinical, Laboratory (advanced)
This event pertains to	the whole country

New outbreaks (1)

Outbreak 1

Kockengen, Utrecht

Date of start of the outbreak

17/10/2020

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Other

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Mute Swan:Cygnus olor(Anatidae)		2	2	0	0

Summary of outbreaks

Total outbreaks: 1

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Mute Swan:Cygnus olor(Anatidae)		2	2	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Mute Swan:Cygnus olor(Anatidae)	**	**	100.00%	**

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

**Not calculated because of missing information

Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive
Epidemiological comments	On October 17th, two mute swans (Cygnus olor) were found in a wetland area. On October 20th, the National Reference Laboratory confirmed highly pathogenic influenza virus H5N8 in the samples from the two dead mute swans.

Control measures

Measures applied	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
Wageningen Bioveterinary Research National Reference Laboratory, Lelystad (National laboratory)	Mute Swan	polymerase chain reaction (PCR)	20/10/2020	Positive

Future Reporting

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

See Also:

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