OIE: Highly pathogenic avian influenza, India

OIE: Highly pathogenic avian influenza, India
submited by kickingbird at Nov, 29, 2008 20:12 PM from OIE

Information received on 28/11/2008 from Dr Natarajan Gokulram, Secretary to the Government of India, Department of Animal Husbandry, Dairying and Fisheries, Ministry of Agriculture, New Delhi, India

Summary

Report type	Immediate notification
Start date	21/11/2008
Date of first confirmation of the event	27/11/2008
Report date	28/11/2008
Date submitted to OIE	28/11/2008
Reason for notification	Reoccurrence of a listed disease
Date of previous occurrence	11/2008
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N1
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

Outbreak Location and Affected population

ASSAM (Hajo, Rajabazar, Kamrup) : backyard poultry mainly in a small village

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	391	324	324

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	82.86%	82.86%	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 5-km-radius zone around the outbreaks 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 applied in accordance with a specific protocol.

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	real-time PCR	27/11/2008	Positive
Birds	reverse transcription - polymerase chain reaction (RT-PCR)	27/11/2008	Positive
Birds	virus isolation	27/11/2008	Positive

Future Reporting

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

See Also:

http://www.oie.int

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