Highly pathogenic avian influenza,
Information received on 29/04/2019 from Dr Bimal Kumar Nirmal, Director General, Department of Livestock Services, Ministry of Agriculture and Livestock Development, NEPAL, Nepal
Report type Follow-up report No. 5
Date of start of the event 14/02/2019
Date of confirmation of the event 06/03/2019
Report date 29/04/2019
Date submitted to OIE 29/04/2019
Date event resolved 08/05/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 10/09/2018
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 (17/03/2019)
Follow-up report No. 1 (24/03/2019)
Follow-up report No. 2 (31/03/2019)
Follow-up report No. 3 (04/04/2019)
Follow-up report No. 4 (13/04/2019)
Follow-up report No. 5 (29/04/2019)
Follow-up report No. 6 (05/05/2019)
Follow-up report No. 7 (15/10/2019)
New outbreaks (1)
Outbreak 1 Kageshwori, Manahara, Bhadrabas, Kathmandu, Bagmati
Date of start of the outbreak 23/04/2019
Outbreak status Resolved (30/04/2019)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 500 190 190 310 0
Affected population Commercial ducks of different age group (52 weeks, 21 weeks and 4 weeks old)
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 500 190 190 310 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 38.00% 38.00% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Traceability
  • 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
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Central veterinary Laboratory, Tripureshwor (National laboratory) Birds rapid tests 26/04/2019 Positive
Central veterinary Laboratory, Tripureshwor (National laboratory) Birds real-time PCR 26/04/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations