Information received on 23/03/2018 from Dr Tashi Samdup, Director General, Department of Livestock, Ministry of Agriculture and Forests, Thimphu, Bhutan | |
Summary
Report type |
Follow-up report No. 1 |
Date of start of the event |
06/03/2018 |
Date of confirmation of the event |
11/03/2018 |
Report date |
23/03/2018 |
Date submitted to OIE |
23/03/2018 |
Reason for notification |
Recurrence of a listed disease |
Date of previous occurrence |
16/10/2016 |
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 |
a defined zone within the country |
Related reports |
Immediate notification (13/03/2018) Follow-up report No. 1 (23/03/2018)
| |
|
Outbreak 1 |
Kalapani, Kalapani, Phuntshopelri, Samtse |
Date of start of the outbreak |
16/03/2018 |
Outbreak status |
Continuing (or date resolved not provided) |
Epidemiological unit |
Farm |
Affected animals |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Birds |
617 |
323 |
323 |
294 |
0 | |
Affected population |
The affected population consisted of improved and local birds reared together in a farm at Kalapani village which is located close to the Indo-Bhutan border in Samtse district. | |
Summary of outbreaks |
Total outbreaks: 1 |
Total animals affected |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Birds |
617 |
323 |
323 |
294 |
0 | |
Outbreak statistics |
Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
Birds |
52.35% |
52.35% |
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 |
- Illegal movement of animals
|
Epidemiological comments |
The source of the outbreak is not known. Detailed epidemiological investigation is underway. | |
|
Control measures
Measures applied |
- Movement control inside the country
- Surveillance outside containment and/or protection zone
- Surveillance within containment and/or protection zone
- Official destruction of animal products
- Official disposal of carcasses, by-products and waste
- Stamping out
- Disinfection
- Ante and post-mortem inspections
- Vaccination prohibited
- No treatment of affected animals
|
Measures to be applied |
| |
Diagnostic test results
Laboratory name and type |
Species |
Test |
Test date |
Result |
National Centre for Animal Health (National laboratory) |
Birds |
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) |
19/03/2018 |
Positive | |
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted. | |