OIE: Highly pathogenic avian influenza(H5N1), Vietnam
submited by kickingbird at Feb, 22, 2020 10:55 AM from OIE
| Information received on 17/02/2020 from Dr Dong Pham Van, Director General, Chief Veterinary Officer, Department of Animal Health, Ministry of Agriculture and Rural Development, Hano?, Vietnam | |
|
Summary
| Report type |
Immediate notification |
| Date of start of the event |
11/02/2020 |
| Date of confirmation of the event |
14/02/2020 |
| Report date |
17/02/2020 |
| Date submitted to OIE |
17/02/2020 |
| Reason for notification |
Recurrence of a listed disease |
| Date of previous occurrence |
04/06/2019 |
| Manifestation of disease |
Clinical disease |
| Causal agent |
Highly pathogenic avian influenza virus |
| Serotype |
H5N1 |
| Nature of diagnosis |
Clinical, Laboratory (advanced) |
| This event pertains to |
a defined zone within the country | |
|
|
| Outbreak 1 |
Chau Dien, Chau Dien, Cau Ke, Tra Vinh |
| Date of start of the outbreak |
11/02/2020 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Village |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
204 |
190 |
14 |
190 |
0 | | |
| Outbreak 2 |
Hoa An, Hoa An, Cau Ke, Tra Vinh |
| Date of start of the outbreak |
11/02/2020 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Village |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
1500 |
500 |
400 |
1100 |
0 | | |
| Summary of outbreaks |
Total outbreaks: 2 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
1704 |
690 |
414 |
1290 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Birds |
40.49% |
24.30% |
60.00% |
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 |
- Surveillance outside containment and/or protection zone
- Surveillance within containment and/or protection zone
- 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 |
| Regional Animal Health Office 7 (RAHO7) (Regional Laboratory) |
Birds |
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) |
14/02/2020 |
Positive | |
|
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. | |
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