Highly pathogenic avian influenza,
Nepal
Information received on 25/02/2017 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 17/02/2017
Date of confirmation of the event 22/02/2017
Report date 25/02/2017
Date submitted to OIE 25/02/2017
Date event resolved 05/03/2017
Reason for notification Recurrence of a listed disease
Date of previous occurrence 22/05/2014
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
Related reports Immediate notification (25/02/2017)
Follow-up report No. 1 (05/03/2017)
Follow-up report No. 2 (11/06/2017)
New outbreaks (1)
Outbreak 1 Khalte masina, Pokhara Sub Metropolitan city-18, Kaski, GANDAKI
Date of start of the outbreak 17/02/2017
Outbreak status Resolved (25/02/2017)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 395 98 98 297 0
Affected population Chicken and ducks reared under a backyard system
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 395 98 98 297 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 24.81% 24.81% 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 Ducks reared under a backyard system started to show torticollis and greenish white diarrhea and died. Chicken reared in the same premises also died acutely without showing any prominent clinical signs. Premises adjoining to the affected household also showed the similar symptoms with few deaths.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Disinfection
  • Quarantine
  • Surveillance outside containment and/or protection zone
  • Stamping out
  • Official destruction of animal products
  • 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 22/02/2017 Positive
Central Veterinary Laboratory (National laboratory) Birds real-time PCR 23/02/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations