Highly pathogenic avian influenza,
Nepal
Information received on 10/03/2017 from Dr Bimal Kumar Nirmal, Doctor, Department of Livestock Services, DGA openRR, NEPAL, Nepal
Summary
Report type Immediate notification
Date of start of the event 01/03/2017
Date of confirmation of the event 08/03/2017
Report date 10/03/2017
Date submitted to OIE 10/03/2017
Date event resolved 10/03/2017
Reason for notification New strain of a listed disease in the country
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
This event pertains to the whole country
Related reports Immediate notification (10/03/2017)
Follow-up report No. 1 (11/06/2017)
New outbreaks (1)
Outbreak 1 Itahari-12, Santitole,Khanar, Sunsari, KOSHI
Date of start of the outbreak 01/03/2017
Outbreak status Resolved (10/03/2017)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 6200 3650 3650 2550 0
Affected population 40-weeks and 20-weeks old commercial layers birds reared in a two different sheds.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 6200 3650 3650 2550 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 58.87% 58.87% 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
  • Unknown or inconclusive
Epidemiological comments A total of 2550 birds, 412 eggs, 200kg of food, 2213 egg trays and 26 local hens have been destroyed and disposed of by the Rapid Response Team. Stamping out, cleaning and disinfection and sealing of infected premises have been completed. Post operative surveillance outside the containment area is ongoing.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Disinfection
  • Quarantine
  • Surveillance outside containment and/or protection zone
  • Stamping out
  • Official disposal of carcasses, by-products and waste
  • Surveillance within containment and/or protection zone
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Central Veterinary Laboratory (National laboratory) Birds rapid tests 07/03/2017 Positive
Central Veterinary laboratory (National laboratory) Birds real-time PCR 08/03/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations