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Highly pathogenic avian influenza, China (People's Rep. of)
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Information received on 21/01/2014 from Dr Yu Kangzhen, National Chief Veterinary Officer , Veterinary Bureau ,
Ministry of Agriculture , Beijing, China (People's Rep. of)
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Summary
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Outbreak 1 |
Hongdao Economic Development Zone, Qingdao, Shandong |
Date of start of the outbreak |
16/01/2014 |
Outbreak status |
Resolved (15/04/2014) |
Epidemiological unit |
Farm |
Affected animals |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Birds |
18857 |
5 |
0 |
18857 |
0 |
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Affected population |
Five specimens from one breeder farm were tested H5N2 positive according to the national surveillance plan. No dead birds were found. |
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Summary of outbreaks |
Total outbreaks: 1 |
Total animals affected |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Birds |
18857 |
5 |
0 |
18857 |
0 |
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Outbreak statistics |
Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
Birds |
0.03% |
0.00% |
0.00% |
100.00% |
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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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Movement control inside the country
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Screening
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Disinfection / Disinfestation
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Dipping / Spraying for control of vectors or parasites
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Quarantine
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Stamping out
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Zoning
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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 Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE Reference Laboratory) |
Birds |
haemagglutination inhibition test (HIT) |
20/01/2014 |
Positive |
Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE Reference Laboratory) |
Birds |
reverse transcription - polymerase chain reaction (RT-PCR) |
20/01/2014 |
Positive |
Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences (OIE Reference Laboratory) |
Birds |
virus isolation |
20/01/2014 |
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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