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2020-4-9 18:11:42


OIE: Highly pathogenic influenza A viruses (infection with H5N6) (non-poultry including wild birds), China (People´s Rep. of)
submited by kickingbird at Jan, 18, 2020 10:42 AM from OIE

Information received on 17/01/2020 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 Follow-up report No. 1
Date of start of the event 29/12/2019
Date of confirmation of the event 08/01/2020
Report date 17/01/2020
Date submitted to OIE 17/01/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 22/03/2017
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N6
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
Related reports Immediate notification (10/01/2020)
Follow-up report No. 1 (17/01/2020)
New outbreaks (1)
Outbreak 1 Swan bay scenic area, Hejing, Bayingol Mongolian Autonomous Prefecture, Xinjiang
Date of start of the outbreak 09/01/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Natural park
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mute Swan:Cygnus olor(Anatidae) 150 1 1
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mute Swan:Cygnus olor(Anatidae) 150 1 1
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Mute Swan:Cygnus olor(Anatidae) 0.67% 0.67% 100.00% **
*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
Control measures
Measures applied
  • Surveillance outside containment and/or protection zone
  • 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 Avian influenza Reference Laboratory (OIE Reference Laboratory) Mute Swan real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 16/01/2020 Positive
Harbin National Avian influenza Reference Laboratory (OIE Reference Laboratory) Mute Swan virus isolation 16/01/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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