OIE: Highly pathogenic avian influenza, Pakistan

OIE: Highly pathogenic avian influenza, Pakistan
submited by kickingbird at Feb, 7, 2007 22:4 PM from OIE

Information received on 07/02/2007 from Dr R. H. Usmani, Animal Husbandry Commissioner/CVO Government of Pakistan, Livestock Wing , Ministry of Food, Agriculture and Livestock, Islamabad , Pakistan

Summary

Report type	Immediate notification
Start date	01/02/2007
Date of confirmation of event	04/02/2007
Report date	07/02/2007
Date submitted to OIE	07/02/2007
Reason for notification	Reoccurrence of listed disease
Date of previous occurrence	07/2006
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N1
Nature of diagnosis	Laboratory (advanced), Necropsy
Report pertains to	Entire country

New Outbreaks

Summary of outbreaks

Total outbreaks: 2

Outbreak Location

NORTH-WEST FRONTIER (Lohar Banda, Manshera, Abbottabad
PUNJAB (Roomilane, Rawalpindi)

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	227	120	118	109	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible removed*
Birds	52.86%	51.98%	98.33%	100.00%

* Removed from the susceptible population either through death, destruction or slaughter

Epidemiology

Source of infection

Introduction of new live animals

Control measures

Measures already applied	Screening Disinfection of infected premises/establishment(s) Quarantine Stamping out Vaccination permitted No treatment of affected animals
Measures to be applied	Vaccination in response to the outbreak (s) Zoning

Diagnostic test results

Laboratory name and type

National Animal Sciences Institute, National Agricultural Research Centre, Islamabad (National laboratory)

Tests and results

Species	Test	Test date	Result
Birds	agar-gel immunodiffusion (AGID)	04/02/2007	Positive
Birds	haemagglutination (HA) test	04/02/2007	Positive
Birds	haemagglutination inhibition test (HIT)	04/02/2007	Positive
Birds	rapid tests	04/02/2007	Positive
Birds	reverse transcription – polymerase chain reaction (RT-PCR)	04/02/2007	Positive
Birds	virus isolation	04/02/2007	Positive
Birds	virus neutralisation test (VNT)	04/02/2007	Positive

See Also:

http://www.oie.int

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