OIE: Highly pathogenic avian influenza, China (People´s Rep. of)
submited by kickingbird at Jan, 16, 2015 21:1 PM from OIE
| Information received on 16/01/2015 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. 2 |
| Date of start of the event |
12/09/2014 |
| Date of pre-confirmation of the event |
15/09/2014 |
| Report date |
16/01/2015 |
| Date submitted to OIE |
16/01/2015 |
| Reason for notification |
Reoccurrence of a listed disease |
| Date of previous occurrence |
01/05/2014 |
| Manifestation of disease |
Clinical disease |
| Causal agent |
Highly pathogenic avian influenza virus |
| Serotype |
H5N1 |
| Nature of diagnosis |
Clinical, Laboratory (basic), Laboratory (advanced) |
| This event pertains to |
a defined zone within the country |
| Related reports |
Immediate notification (24/10/2014)
Follow-up report No. 1 (09/01/2015)
Follow-up report No. 2 (16/01/2015)
| |
|
|
| Outbreak 1 |
Yellow River Wetland, Sanmenxia , HENAN |
| Date of start of the outbreak |
14/01/2015 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Not applicable |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Destroyed |
Slaughtered |
| Common Pochard:Aythya ferina(Anatidae) |
|
25 |
25 |
0 |
0 |
| Whooper Swan:Cygnus cygnus(Anatidae) |
|
66 |
66 |
0 |
0 |
| Greater Scaup:Aythya marila(Anatidae) |
|
2 |
2 |
0 |
0 | | |
| Summary of outbreaks |
Total outbreaks: 1 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Destroyed |
Slaughtered |
| Common Pochard:Aythya ferina(Anatidae) |
|
25 |
25 |
0 |
0 |
| Whooper Swan:Cygnus cygnus(Anatidae) |
|
66 |
66 |
0 |
0 |
| Greater Scaup:Aythya marila(Anatidae) |
|
2 |
2 |
0 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Common Pochard:Aythya ferina(Anatidae) |
** |
** |
100.00% |
** |
| Whooper Swan:Cygnus cygnus(Anatidae) |
** |
** |
100.00% |
** |
| Greater Scaup:Aythya marila(Anatidae) |
** |
** |
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
- Contact with wild species
| |
|
|
Control measures
| Measures applied |
- Control of wildlife reservoirs
- Disinfection of infected premises/establishment(s)
- Dipping / Spraying
- No vaccination
- No treatment of affected animals
|
| Measures to be applied |
| |
|
Diagnostic test results
| Laboratory name and type |
Species |
Test |
Test date |
Result |
| Harbin Veterinary Research Institute (OIE抯 Reference Laboratory) |
Whooper Swan |
reverse transcription - polymerase chain reaction (RT-PCR) |
14/01/2015 |
Positive |
| Harbin Veterinary Research Institute (OIE抯 Reference Laboratory) |
Whooper Swan |
virus isolation |
14/01/2015 |
Positive | |
|
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. | |
|
Map of outbreak locations
| |
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