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2024-5-8 19:25:22


OIE: Highly pathogenic avian influenza, India
submited by kickingbird at Jul, 27, 2007 7:48 AM from OIE

Information received on 26/07/2007 from Ms Charusheela Sohoni, , Department of Animal Husbandry, Dairying and Fisheries , Secretary to the Government of India , New Delhi , India

Summary

Report type Immediate notification
Start date 07/07/2007
Date of confirmation of event 24/07/2007
Report date 26/07/2007
Date submitted to OIE 26/07/2007
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 04/2006
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Laboratory (basic), Laboratory (advanced)
Report pertains to Defined zone within the country

New outbreaks

Outbreak 1 Chingmeirong West, Chingmeirong , Imphal East, MANIPUR
Date of start of outbreak 07/07/2007
Outbreak status Continuing (or date resolved not submitted)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 144 134 133 11 0
Affected population backyard poultry
Summary of outbreaks Total outbreaks: 1
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible removed*
Birds 93.06% 92.36% 99.25% 100.00%
* Removed from the susceptible population either through death, destruction or slaughter

Epidemiology

Source of infection
  • Unknown or inconclusive
Epidemiological comments Epidemiological investigation is ongoing.
Stamping out of all domestic poultry is being applied in a 5-km-radius zone around the outbreak followed by compensation of the owners.
An intensive surveillance campaign has been launched in a a 10-km-radius zone including:
- closure of poultry markets and prohibition on sale and transportation of poultry products,
- sealing up of premises after disinfection.
Restocking will be applied in accordance with a specific protocol.



Control measures

Measures already applied
  • Movement control inside the country
  • Disinfection of infected premises/establishment(s)
  • Stamping out
  • Zoning
  • Vaccination permitted
  • No treatment of affected animals
Measures to be applied
  • None specified

Diagnostic test results

Laboratory name and type High Security Animal Disease Laboratory, Indian Veterinary Research Institute (IVRI), Bhopal (National laboratory)
Tests and results
Species Test Test date Result
Birds haemagglutination (HA) test 24/07/2007 Positive
Birds haemagglutination inhibition test (HIT) 24/07/2007 Positive
Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 24/07/2007 Positive
Birds reverse transcription – polymerase chain reaction (RT-PCR) 24/07/2007 Positive
Birds virus isolation 24/07/2007 Positive
Laboratory name and type National Institute of Virology, Indian Council of Medical Research (ICMR), Pune (National laboratory)
Tests and results
Species Test Test date Result
Birds haemagglutination (HA) test 24/07/2007 Positive
Birds haemagglutination inhibition test (HIT) 24/07/2007 Positive
Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 24/07/2007 Positive
Birds reverse transcription – polymerase chain reaction (RT-PCR) 24/07/2007 Positive
Birds virus isolation 24/07/2007 Positive

Map of outbreak locations

Location of current outbreaks
  

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