Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
China (People's Rep. of)
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.
Map of outbreak locations