OIE: Low pathogenic avian influenza (poultry), Chile
submited by kickingbird at Jan, 10, 2017 11:6 AM from OIE
| Information received on 06/01/2017 from Dr Jose Ignacio Gómez Meza, Jefe de la División de Protección Pecuaria, Servicio Agrícola y Ganadero (SAG), Ministerio de Agricultura, Santiago, Chile | |
|
Summary
| Report type |
Immediate notification |
| Date of start of the event |
26/12/2016 |
| Date of confirmation of the event |
06/01/2017 |
| Report date |
06/01/2017 |
| Date submitted to OIE |
06/01/2017 |
| Reason for notification |
First occurrence of a listed disease in the country |
| Causal agent |
Low pathogenic avian influenza virus |
| Serotype |
H7 |
| Nature of diagnosis |
Clinical, Laboratory (advanced) |
| This event pertains to |
a defined zone within the country | |
|
|
| Outbreak 1 |
Las Palmas, Marga Marga, VALPARAISO |
| Date of start of the outbreak |
26/12/2016 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Farm |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Destroyed |
Slaughtered |
| Birds |
344540 |
5534 |
5534 |
339006 |
0 | |
| Affected population |
The outbreak is contained to the farm Las Palmas which is composed of 8 sectors of turkeys for fattening. | |
| Summary of outbreaks |
Total outbreaks: 1 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Destroyed |
Slaughtered |
| Birds |
344540 |
5534 |
5534 |
339006 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Birds |
1.61% |
1.61% |
100.00% |
100.00% | |
| *Removed from the susceptible population through death, destruction and/or slaughter | |
|
Epidemiology
| Source of the outbreak(s) or origin of infection |
|
| Epidemiological comments |
Stamping out has been applied to the entire susceptible population. The Official Veterinary Service of Chile maintains the whole production system under strict official control and additional monitoring and control measures have been implemented in the area adjacent to the outbreak. | |
|
|
Control measures
| Measures applied |
- Disinfection / Disinfestation
- Traceability
- Quarantine
- Surveillance outside containment and/or protection zone
- Stamping out
- Surveillance within containment and/or protection zone
- Control of wildlife reservoirs
- Zoning
- Vaccination prohibited
- No treatment of affected animals
|
| Measures to be applied |
| |
|
Diagnostic test results
| Laboratory name and type |
Species |
Test |
Test date |
Result |
| Official Laboratory Lo Aguirre (National laboratory) |
Birds |
reverse transcription - polymerase chain reaction (RT-PCR) |
30/12/2016 |
Positive |
| National Veterinary Services Laboratory (NVSL), United States of America (OIE Reference Laboratory) |
Birds |
virus sequencing |
06/01/2017 |
Positive | |
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