OIE: Highly pathogenic avian influenza, Nepal
submited by kickingbird at May, 31, 2018 8:53 AM from OIE
| Information received on 29/05/2018 from Dr Bimal Kumar Nirmal, Doctor, Department of Livestock Services, Ministry of Livestock Development, NEPAL, Nepal | |
|
Summary
| Report type |
Immediate notification |
| Date of start of the event |
20/05/2018 |
| Date of confirmation of the event |
22/05/2018 |
| Report date |
27/05/2018 |
| Date submitted to OIE |
29/05/2018 |
| Reason for notification |
Recurrence of a listed disease |
| Date of previous occurrence |
10/03/2017 |
| Manifestation of disease |
Clinical disease |
| Causal agent |
Highly pathogenic avian influenza virus |
| Serotype |
H5N1 |
| Nature of diagnosis |
Clinical, Laboratory (basic), Laboratory (advanced), Necropsy |
| This event pertains to |
the whole country | |
|
|
| Outbreak 1 |
Tarkeshwor municipality-6, Lambagar, Kathmandu, Bagmati |
| Date of start of the outbreak |
20/05/2018 |
| Outbreak status |
Resolved (25/05/2018) |
| Epidemiological unit |
Backyard |
| Affected animals |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
5633 |
270 |
240 |
5393 |
0 | |
| Affected population |
Ducks reared in backyard | |
| Summary of outbreaks |
Total outbreaks: 1 |
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
| Birds |
5633 |
270 |
240 |
5393 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Birds |
4.79% |
4.26% |
88.89% |
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 |
Ducks reared in backyard system started to show torticollis and greenish white diarrhoea and died. Dead ducks were disposed of properly. A total of 5393 ducks, 3720 eggs and 250kg feed have been destroyed and disposed by the Rapid Response Team. Stamping out operation, cleaning and disinfection, sealing of infected premises have been completed. Post operation surveillance outside the containment area is ongoing. | |
|
|
Control measures
| Measures applied |
- Movement control inside the country
- Surveillance outside containment and/or protection zone
- Screening
- Quarantine
- Official destruction of animal products
- Official disposal of carcasses, by-products and waste
- 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 |
| Central Veterinary Laboratory, Tripureshwor (National laboratory) |
Birds |
rapid tests |
22/05/2018 |
Positive |
| Central Veterinary Laboratory, Tripureshwor (National laboratory) |
Birds |
real-time PCR |
22/05/2018 |
Positive | |
|
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. | |
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