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Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds), China (People's Rep. of)
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Information received on 30/11/2020 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)
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Summary
Report type |
Immediate notification |
Date of start of the event |
19/11/2020 |
Date of confirmation of the event |
26/11/2020 |
Report date |
29/11/2020 |
Date submitted to OIE |
30/11/2020 |
Reason for notification |
New strain of a listed disease |
Manifestation of disease |
Clinical disease |
Causal agent |
Highly pathogenic influenza A virus |
Serotype |
H5N8 |
Nature of diagnosis |
Clinical, Laboratory (basic), Laboratory (advanced) |
This event pertains to |
a defined zone within the country |
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Outbreak 1 |
Swan scenic area, Zhangcun Township, Pinglu, Yuncheng, Shanxi |
Date of start of the outbreak |
19/11/2020 |
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) |
4000 |
2 |
2 |
0 |
0 |
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Summary of outbreaks |
Total outbreaks: 1 |
Total animals affected |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Mute Swan:Cygnus olor(Anatidae) |
4000 |
2 |
2 |
0 |
0 |
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Outbreak statistics |
Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
Mute Swan:Cygnus olor(Anatidae) |
0.05% |
0.05% |
100.00% |
0.05% |
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*Removed from the susceptible population through death, destruction and/or slaughter |
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Epidemiology
Source of the outbreak(s) or origin of infection |
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Control measures
Measures applied |
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Surveillance within containment and/or protection zone
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Official disposal of carcasses, by-products and waste
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Disinfection
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Vaccination permitted (if a vaccine exists)
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No treatment of affected animals
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Measures to be applied |
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Diagnostic test results
Laboratory name and type |
Species |
Test |
Test date |
Result |
Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory) |
Mute Swan |
reverse transcription - polymerase chain reaction (RT-PCR) |
26/11/2020 |
Positive |
Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory) |
Mute Swan |
virus isolation |
26/11/2020 |
Positive |
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Future Reporting
The event is continuing. Weekly follow-up reports will be submitted. |
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Map of outbreak locations
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