OIE: Highly pathogenic avian influenza ,India

Information received on 05/08/2013 from Mr Gokul Chandra Pati, Secretary, Animal Husbandry, Dairying and Fisheries, Ministry of Agriculture, New Delhi, India

Summary

Report type	Immediate notification
Date of start of the event	30/07/2013
Date of pre-confirmation of the event	01/08/2013
Report date	05/08/2013
Date submitted to OIE	05/08/2013
Reason for notification	Reoccurrence of a listed disease
Date of previous occurrence	15/06/2013
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: 2

Outbreak Location

CHATTISGARH ( Anjora, Poultry production unit, College of Veterinary Sciences and Animal Husbandry, Durg Jagadalpur, Government poultry farm, Jagadalpur, Jagadalpur )

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	8442	4064	2856

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	48.14%	33.83%	70.28%	**

* Removed from the susceptible population through death, destruction and/or slaughter;

Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive
Epidemiological comments	Epidemiological investigation is ongoing. An intensive surveillance campaign has been launched in a 10km radius zone. Restocking will be applied in accordance with a specified protocol.

Control measures

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

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 reverse transcriptase/polymerase chain reaction (RRT-PCR)	01/08/2013	Positive
Birds	reverse transcription - polymerase chain reaction (RT-PCR)	01/08/2013	Positive
Birds	virus isolation	03/08/2013	Positive

Future Reporting

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