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

OIE: Low pathogenic avian influenza (poultry) ,China (People´s Rep. of)
submited by kickingbird at Apr, 5, 2013 20:46 PM from OIE

Information received on 04/04/2013 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	04/04/2013
Date of pre-confirmation of the event	04/04/2013
Report date	04/04/2013
Date submitted to OIE	04/04/2013
Reason for notification	New strain of a listed disease
Manifestation of disease	Sub-clinical infection
Causal agent	Low pathogenic avian influenza virus
Serotype	H7N9
Nature of diagnosis	Laboratory (basic), Laboratory (advanced)
This event pertains to	the whole country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Outbreak Location

SHANGHAI ( Huhuai agricultural products wholesale market, Songjiang, Shanghai )

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds		1	0	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	**	**	0.00%	**

* 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	Up to date there is no evidence that China human H7N9 cases come from this pigeon case. Further investigations are on-going.

Control measures

Measures applied	Control of wildlife reservoirs Quarantine Movement control inside the country Screening Zoning Disinfection of infected premises/establishment(s) Dipping / Spraying No vaccination No treatment of affected animals
Measures to be applied	Stamping out

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	gene sequencing	04/04/2013	Positive
Birds	haemagglutination inhibition test (HIT)	04/04/2013	Positive
Birds	pathogen isolation by egg inoculation	04/04/2013	Positive
Birds	reverse transcription - polymerase chain reaction (RT-PCR)	04/04/2013	Positive

Future Reporting

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

See Also:

http://www.oie.int

Latest news in those days:

USCDC Confirms Human Cases of H5 Bird Flu Among Colorado Poultry Workers 1 days ago
GISAID: H5N1 Bird Flu Circulating in Dairy Cows in the United States 2 days ago
USCDC: Colorado Reports Three Presumptive Positive H5 Cases in Poultry Workers 4 days ago
USCDC: A(H5N1) Bird Flu Response Update, July 12, 2024 5 days ago
Avian flu: increased vigilance recommended 6 days ago

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