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2022-8-19 6:52:58


OIE: Highly pathogenic avian influenza, China (People´s Rep. of), (Follow-up report No. 8)
submited by kickingbird at Aug, 5, 2017 19:24 PM from OIE


Information received on 04/08/2017 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 Follow-up report No. 8
Date of start of the event 12/09/2014
Date of confirmation of the event 15/09/2014
Report date 04/08/2017
Date submitted to OIE 04/08/2017
Reason for notification Recurrence of a listed disease
Date of previous occurrence 01/05/2014
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
Related reports Immediate notification (24/10/2014)
Follow-up report No. 1 (09/01/2015)
Follow-up report No. 2 (16/01/2015)
Follow-up report No. 3 (01/04/2015)
Follow-up report No. 4 (19/06/2015)
Follow-up report No. 5 (17/07/2015)
Follow-up report No. 6 (22/07/2015)
Follow-up report No. 7 (22/01/2016)
Follow-up report No. 8 (04/08/2017)




New outbreaks (1)



Outbreak 1 khorchin, tongliao, INNER MONGOLIA
Date of start of the outbreak 01/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 81500 35000 15000 66500 0




Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 81500 35000 15000 66500 0

Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 42.94% 18.40% 42.86% 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 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 Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 01/08/2017 Positive
Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE Reference Laboratory) Birds virus isolation 01/08/2017 Positive


Future Reporting

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

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