Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
Nepal
Information received on 10/03/2017 from Dr Bimal Kumar Nirmal, Director General, Department of Livestock Services, Ministry of Agriculture and Livestock Development, NEPAL, Nepal
Summary
Report type Immediate notification
Date of start of the event 02/03/2017
Date of confirmation of the event 06/03/2017
Report date 10/03/2017
Date submitted to OIE 10/03/2017
Date event resolved 10/03/2017
Reason for notification Recurrence of a listed disease
Date of previous occurrence 22/05/2014
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N1
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-2, Taltalaiya, Sunsari, Koshi
Date of start of the outbreak 02/03/2017
Outbreak status Resolved (10/03/2017)
Epidemiological unit Natural park
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Whooper Swan:Cygnus cygnus(Anatidae) 14 14 14 0 0
Asian Openbill:Anastomus oscitans(Ciconiidae) 1 1 1 0 0
Affected population Swans and storks (Harkhor) kept in a mini zoo within a community-based recreational park. H5N1 and H5N8 serotypes were detected.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Whooper Swan:Cygnus cygnus(Anatidae) 14 14 14 0 0
Asian Openbill:Anastomus oscitans(Ciconiidae) 1 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Whooper Swan:Cygnus cygnus(Anatidae) 100.00% 100.00% 100.00% 100.00%
Asian Openbill:Anastomus oscitans(Ciconiidae) 100.00% 100.00% 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 Within the mini zoo under the TalTalaiya community-based recreational park, there were different species of animals (monkey, leopard, jackal, rabbit, guinea pig, and deer) and birds (swans and storks). No mortality in animals. The park is surrounded by a large area of forest. There was high movement of people to the park. Therefore, it has been closed by the committee at this moment. Proper cleaning and disinfection of the shed was done with burial of dead birds. Post-operative surveillance is ongoing.
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) Asian Openbill rapid tests 06/03/2017 Positive
Central Veterinary Laboratory (National laboratory) Asian Openbill real-time PCR 06/03/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations