OIE: Highly pathogenic avian influenza, Nepal
Information received on 02/12/2011 from Dr Ram Krishna Khatiwada, Programme Director , Directorate of Animal Health , Ministry of Agriculture and Co-operatives, Kathmandu, Nepal
Summary
| Report type |
Immediate notification |
| Start date |
10/11/2011 |
| Date of first confirmation of the event |
14/11/2011 |
| Report date |
02/12/2011 |
| Date submitted to OIE |
02/12/2011 |
| Reason for notification |
Reoccurrence of a listed disease |
| Date of previous occurrence |
30/10/2010 |
| 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 |
New outbreaks
| Summary of outbreaks |
Total outbreaks: 1 |
| Location(s) |
- BAGMATI (Manahara Phat, Madhyapur Thimi Municipality - 16, Bhaktapur)
|
| Total animals affected |
| Species |
Susceptible |
Cases |
Deaths |
Destroyed |
Slaughtered |
| Birds |
396 |
88 |
88 |
308 |
0 | |
| Outbreak statistics |
| Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
| Birds |
22.22% |
22.22% |
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 activity was completed on 29 November 2011 and cleaning and disinfection of the infected premises were completed on 30 November 2011. Post-operative surveillance activities are ongoing and no further cases in other areas have been detected so far. |
Control measures
| Measures applied |
- Stamping out
- Quarantine
- Movement control inside the country
- Screening
- Disinfection of infected premises/establishment(s)
- Dipping / Spraying
- Vaccination prohibited
- No treatment of affected animals
|
| Measures to be applied |
|
Diagnostic test results
| Laboratory name and type |
Central Veterinary Laboratory (CVL) (National laboratory) |
| Tests and results |
| Species |
Test |
Test date |
Result |
| Birds |
polymerase chain reaction (PCR) |
14/11/2011 |
Positive |
| Birds |
rapid tests |
14/11/2011 |
Positive | |
| Laboratory name and type |
Veterinary Laboratories Agency (VLA), Weybridge, United Kingdom (OIE Reference Laboratory) |
| Tests and results |
| Species |
Test |
Test date |
Result |
| Birds |
reverse transcription - polymerase chain reaction (RT-PCR) |
23/11/2011 |
Positive | |
Future Reporting
| The event is continuing. Weekly follow-up reports will be submitted. |