OIE: Highly pathogenic avian influenza, China (People´s Rep. of)
submited by kickingbird at May, 10, 2018 7:32 AM from OIE
| Information received on 09/05/2018 from Dr Zhang Zhongqiu, Director General , China Animal Disease Control Centre, Veterinary Bureau, Ministry of Agriculture, Beijing, China (People´s Rep. of) | |
|
Summary
| Report type |
Follow-up report No. 1 |
| Date of start of the event |
03/04/2018 |
| Date of confirmation of the event |
16/04/2018 |
| Report date |
07/05/2018 |
| Date submitted to OIE |
09/05/2018 |
| 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 (17/04/2018)
Follow-up report No. 1 (07/05/2018)
| |
|
|
| Outbreak 1 |
Guyuan, Yuanzhou District, Ningxia |
| Date of start of the outbreak |
25/04/2018 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Farm |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
86000 |
3000 |
2210 |
83790 |
0 | |
| Affected population |
Infected birds were layers. | |
| Summary of outbreaks |
Total outbreaks: 1 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
86000 |
3000 |
2210 |
83790 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Birds |
3.49% |
2.57% |
73.67% |
100.00% | |
| *Removed from the susceptible population through death, destruction and/or slaughter | |
|
Epidemiology
| Source of the outbreak(s) or origin of infection |
| |
|
|
Control measures
| Measures applied |
- Movement control inside the country
- Surveillance outside containment and/or protection zone
- Screening
- Quarantine
- Official destruction of animal products
- 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 |
| |
|
Diagnostic test results
| Laboratory name and type |
Species |
Test |
Test date |
Result |
| Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory) |
Birds |
reverse transcription - polymerase chain reaction (RT-PCR) |
07/05/2018 |
Positive |
| Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory) |
Birds |
virus isolation |
07/05/2018 |
Positive | |
|
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. | |
[Go Top] [Close Window]
