OIE: Highly pathogenic avian influenza ,China (People´s Rep. of)

OIE: Highly pathogenic avian influenza ,China (People´s Rep. of)
submited by kickingbird at Sep, 3, 2014 9:17 AM from OIE

Information received on 01/09/2014 from Dr Zhang Zhongqiu, Director General , China Animal Disease Control Centre, Veterinary Bureau, Ministry of Agriculture, Beijing, China (People´s Rep. of)

Summary

Report type	Immediate notification
Date of start of the event	23/08/2014
Date of pre-confirmation of the event	01/09/2014
Report date	01/09/2014
Date submitted to OIE	02/09/2014
Reason for notification	Reoccurrence of a listed disease
Date of previous occurrence	04/05/2014
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N6
Nature of diagnosis	Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to	a defined zone within the country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Outbreak Location

HEILONGJIANG ( Dongyue village, Shuangcheng District, Harbin )

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	86674	20550	17790	68884	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	23.71%	20.53%	86.57%	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

Control measures

Measures applied	Stamping out Movement control inside the country Screening Zoning Disinfection of infected premises/establishment(s) No vaccination No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type

Harbin veterinary research institute, Chinese academy of agricultural sciences ( OIE’s Reference Laboratory )

Tests and results

Species	Test	Test date	Result
Birds	haemagglutination inhibition test (HIT)	01/09/2014	Positive
Birds	reverse transcription - polymerase chain reaction (RT-PCR)	01/09/2014	Positive
Birds	virus isolation	01/09/2014	Positive

Future Reporting

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

See Also:

http://www.oie.int

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