OIE: Highly pathogenic avian influenza, India

Information received on 15/01/2010 from Mr. Rudhra Gangadharan, Secretary to the Government of India, Department of Animal Husbandry, Dairying and Fisheries , Ministry of Agriculture, Food & Consumer Affairs , New Delhi, India

Summary

Report type Immediate notification
Start date 12/01/2010
Date of first confirmation of the event 14/01/2010
Report date 15/01/2010
Date submitted to OIE 15/01/2010
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 22/10/2009
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5
Nature of diagnosis Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country

New outbreaks

Summary of outbreaks Total outbreaks: 1
Location(s)
  • WEST BENGAL (Khargram, Nagar and Hazrabati, Murshidabad)
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 80322 1000 1000
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 1.24% 1.24% 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
Epidemiological comments Epidemiological investigation is ongoing. Stamping out of all domestic poultry is being applied in an approximately 3-km-radius zone around the outbreak followed by compensation of the owners.
An intensive surveillance campaign has been launched in a 10-km-radius zone including:
- closure of poultry markets and prohibition on sale and transportation of poultry products in the infected zone;
- disinfection of premises after culling and sealing of premises where appropriate.
Restocking will be permitted in accordance with protocol followed in this regard.

Control measures

Measures applied
  • Stamping out
  • Quarantine
  • Movement control inside the country
  • Screening
  • No vaccination
  • No treatment of affected animals
Measures to be applied
  • Disinfection of infected premises/establishment(s)
  • Dipping / Spraying

Diagnostic test results

Laboratory name and type High Security Animal Disease Laboratory, Bhopal (National laboratory)
Tests and results
Species Test Test date Result
Birds rapid tests 14/01/2010 Positive
Birds virus isolation 14/01/2010 Positive

Future Reporting

The event is continuing. Weekly follow-up reports will be submitted.