OIE: Highly pathogenic avian influenza(H5N1), China (People´s Rep. of)

OIE: Highly pathogenic avian influenza(H5N1), China (People´s Rep. of)
submited by kickingbird at Feb, 7, 2020 12:35 PM from OIE

Information received on 05/02/2020 from Dr Huang Baoxu, Secretary of the Party Leadership Group, Animal Health and Epidemiology Centre, Ministry of Agriculture and Rural Affairs, Qingdao, China (People´s Rep. of)

Summary

Report type	Immediate notification
Date of start of the event	24/01/2020
Date of confirmation of the event	01/02/2020
Report date	05/02/2020
Date submitted to OIE	05/02/2020
Reason for notification	Recurrence of a listed disease
Date of previous occurrence	05/06/2018
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N1
Nature of diagnosis	Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to	a defined zone within the country

New outbreaks (1)

Outbreak 1

Jilong village, Dutouqiao township, Shuangqing District, Shaoyang, Hunan

Date of start of the outbreak

24/01/2020

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Farm

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	7850	4500	4500	3350	0

Summary of outbreaks

Total outbreaks: 1

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	7850	4500	4500	3350	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	57.32%	57.32%	100.00%	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	A total of 17,828 animals were killed: 3,350 broilers at the epidemic site and 14,478 in the epidemic area.

Control measures

Measures applied	Movement control inside the country Surveillance outside containment and/or protection zone Screening Traceability Quarantine Official destruction of animal products Official disposal of carcasses, by-products and waste Stamping out Zoning 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
Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory)	Birds	real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)	01/02/2020	Positive
Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory)	Birds	virus isolation	01/02/2020	Positive

Future Reporting

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

See Also:

https://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=33198

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