OIE: Highly pathogenic avian influenza, India

OIE: Highly pathogenic avian influenza, India
submited by kickingbird at Sep, 9, 2011 8:42 AM from OIE

Information received on 08/09/2011 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	29/08/2011
Date of first confirmation of the event	07/09/2011
Report date	08/09/2011
Date submitted to OIE	08/09/2011
Reason for notification	Reoccurrence of a listed disease
Date of previous occurrence	04/07/2011
Manifestation of disease	Clinical disease
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

Location(s)

ASSAM (Bhamondanga Pt-1, Agomoni, Dhuburi)

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	34313	1436	1436

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	4.19%	4.19%	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 to 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 specified 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	neuraminidase inhibition assay	07/09/2011	Positive
Birds	real-time PCR	07/09/2011	Positive
Birds	reverse transcription - polymerase chain reaction (RT-PCR)	07/09/2011	Positive
Birds	virus isolation	07/09/2011	Positive

Future Reporting

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

See Also:

http://www.oie.int

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