OIE: Highly pathogenic influenza A viruses (infection with H5N1) (non-poultry including wild birds), India

Summary
Report type Immediate notification
Date of start of the event 23/02/2020
Date of confirmation of the event 12/03/2020
Report date 02/06/2020
Date submitted to OIE 02/06/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 08/02/2020
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N1
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 Bhagawan Birsa Biological Park, Chakla, Ormanjhi, Ranchi, Jharkhand
Date of start of the outbreak 23/02/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Zoo
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Lesser Adjutant:Leptoptilos javanicus(Ciconiidae) 3 3
Oriental White Ibis:Threskiornis melanocephalus(Threskiornithidae) 2 2
Grass Owl:Tyto longimembris(Tytonidae) 4 4
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Lesser Adjutant:Leptoptilos javanicus(Ciconiidae) 3 3
Oriental White Ibis:Threskiornis melanocephalus(Threskiornithidae) 2 2
Grass Owl:Tyto longimembris(Tytonidae) 4 4
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Lesser Adjutant:Leptoptilos javanicus(Ciconiidae) ** ** 100.00% **
Oriental White Ibis:Threskiornis melanocephalus(Threskiornithidae) ** ** 100.00% **
Grass Owl:Tyto longimembris(Tytonidae) ** ** 100.00% **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Screening
  • Official disposal of carcasses, by-products and waste
  • 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
ICAR-National Institute of High Security Animal Disease (OIE Reference Laboratory) Grass Owl real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 12/03/2020 Positive
ICAR-National Institute of High Security Animal Disease (OIE Reference Laboratory) Lesser Adjutant real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 12/03/2020 Positive
ICAR-National Institute of High Security Animal Disease (OIE Reference Laboratory) Oriental White Ibis real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 12/03/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.