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2024-3-28 22:47:35


OIE: Highly pathogenic avian influenza, China (People´s Rep. of)
submited by kickingbird at Jun, 24, 2017 8:23 AM from OIE

Summary
Report type Follow-up report No. 6
Date of start of the event 19/03/2017
Date of confirmation of the event 24/03/2017
Report date 23/06/2017
Date submitted to OIE 23/06/2017
Reason for notification New strain of a listed disease
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H7N9
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (24/03/2017)
Follow-up report No. 1 (12/05/2017)
Follow-up report No. 2 (24/05/2017)
Follow-up report No. 3 (01/06/2017)
Follow-up report No. 4 (12/06/2017)
Follow-up report No. 5 (13/06/2017)
Follow-up report No. 6 (23/06/2017)
New outbreaks (1)
Outbreak 1 Baoqing, Shuangyashan, HEILONGJIANG
Date of start of the outbreak 16/06/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 36110 20150 19500 16610 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 36110 20150 19500 16610 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 55.80% 54.00% 96.77% 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
  • Movement control inside the country
  • Screening
  • Quarantine
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • 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 Reference Laboratory for Avian Influenza (OIE Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 16/06/2017 Positive
Harbin National Reference Laboratory for Avian Influenza (OIE Reference Laboratory) Birds virus isolation 16/06/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
See Also: Latest news in those days:

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