OIE: Highly pathogenic avian influenza(H5N6), Philippines
submited by kickingbird at Jul, 30, 2020 10:33 AM from OIE
| Information received on 29/07/2020 from Dr Ronnie Domingo, Officer-In-Charge, Chief Veterinary Officer, Bureau of Animal Industry, Department of Agriculture, Manila, Philippines | |
|
Summary
| Report type |
Immediate notification |
| Date of start of the event |
06/07/2020 |
| Date of confirmation of the event |
10/07/2020 |
| Report date |
29/07/2020 |
| Date submitted to OIE |
29/07/2020 |
| Reason for notification |
Recurrence of a listed disease |
| Date of previous occurrence |
09/03/2018 |
| Manifestation of disease |
Clinical disease |
| Causal agent |
Highly pathogenic avian influenza virus |
| Serotype |
H5N6 |
| Nature of diagnosis |
Clinical, Laboratory (advanced), Necropsy |
| This event pertains to |
a defined zone within the country | |
|
|
| Outbreak 1 |
San Carlos, San Carlos, San Luis, Pampanga |
| Date of start of the outbreak |
06/07/2020 |
| Outbreak status |
Continuing (or date resolved not provided) |
| Epidemiological unit |
Farm |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
39161 |
475 |
460 |
38701 |
0 | |
| Affected population |
Commercial layer poultry farm. Signs observed in 2 buildings were sudden drop in egg production, bluish discoloration of the comb, white nasal discharge, death within 12 hours at the onset of clinical signs. Stamping out procedures were conducted on July 14 and completed in July 17, 2020. | |
| Summary of outbreaks |
Total outbreaks: 1 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
39161 |
475 |
460 |
38701 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Birds |
1.21% |
1.17% |
96.84% |
100.00% | |
| *Removed from the susceptible population through death, destruction and/or slaughter | |
|
Epidemiology
| Source of the outbreak(s) or origin of infection |
- Contact with wild species
|
| Epidemiological comments |
Presence of wild birds in the rice field beside the layer farm. | |
|
|
Control measures
| Measures applied |
- Surveillance outside containment and/or protection zone
- Surveillance within containment and/or protection zone
- Quarantine
- Stamping out
- 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 Disease Diagnosis and Reference Laboratory (National laboratory) |
Birds |
real-time PCR |
10/07/2020 |
Positive | |
|
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. | |
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