OIE: Highly pathogenic avian influenza(H5), Chinese Taipei
submited by kickingbird at Mar, 14, 2020 10:51 AM from OIE
| Information received on 10/03/2020 from Dr Wen-Jane Tu, Chief Veterinary Officer, Deputy Director General, Bureau of Animal and Plant Health Inspection and Quarantine, Council of Agriculture, Executive Yuan, Taipei, Chinese Taipei | |
|
Summary
| Report type |
Follow-up report No. 1 |
| Date of start of the event |
27/10/2019 |
| Date of confirmation of the event |
30/10/2019 |
| Report date |
10/03/2020 |
| Date submitted to OIE |
10/03/2020 |
| Reason for notification |
Recurrence of a listed disease |
| Date of previous occurrence |
11/07/2018 |
| Manifestation of disease |
Clinical disease |
| Causal agent |
Highly pathogenic avian influenza virus |
| Serotype |
H5 |
| Nature of diagnosis |
Clinical, Laboratory (advanced) |
| This event pertains to |
a defined zone within the country |
| Related reports |
Immediate notification (20/11/2019)
Follow-up report No. 1 (10/03/2020)
| |
|
|
| Outbreak 1 (2020-yl-1) |
Dongshi Township, Yunlin County |
| Date of start of the outbreak |
18/12/2019 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Farm |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
3136 |
|
0 |
3136 |
0 | |
| Affected population |
Meat Ducks(2020-yl-1) | |
| Summary of outbreaks |
Total outbreaks: 1 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
3136 |
** |
0 |
3136 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Birds |
** |
0.00% |
** |
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 |
|
| Epidemiological comments |
Samples from Yunlin County were sent to the National Laboratory, Animal Health Research Institute (AHRI) for diagnosis. H5 subtype HPAI was confirmed by AHRI. The infected farm has been placed under movement restriction. All animals on the infected farm have been culled. Thorough cleaning and disinfection have been conducted after stamping out operation. Surrounding poultry farms within 3 kilometer radius of the infected farm are under intensified surveillance for 3 months. | |
|
|
Control measures
| Measures applied |
- Movement control inside the country
- Surveillance outside containment and/or protection zone
- Surveillance within containment and/or protection zone
- Traceability
- Quarantine
- Stamping out
- Zoning
- Disinfection
- Vaccination prohibited
- No treatment of affected animals
|
| Measures to be applied |
| |
|
Diagnostic test results
| Laboratory name and type |
Species |
Test |
Test date |
Result |
| Animal Health Research Institute (AHRI) (National laboratory) |
Birds |
gene sequencing |
26/12/2019 |
Positive |
| Animal Health Research Institute (AHRI) (National laboratory) |
Birds |
reverse transcription - polymerase chain reaction (RT-PCR) |
25/12/2019 |
Positive | |
|
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. | |
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