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Highly Pathogenic Avian Influenza

by 5m Editor
9 January 2004, at 12:00am

VIETNAM - A report via OIE on the outbreak of Highly Pathogenic Avian Influenza in the southern part of Vietnam

Highly Pathogenic Avian Influenza - VIETNAM - A report via OIE on the outbreak of Highly Pathogenic Avian Influenza in the southern part of Vietnam.

(Disease never reported before in Vietnam).

Emergency report

Information received on 9 January 2004 from Dr Bui Quang Anh, Director, Department of Animal Health, Ministry of Agriculture and Rural Development, Hanoi:

Date of the report: 8 January 2004.

Nature of diagnosis: clinical, post-mortem and laboratory.

Date of initial detection of animal health incident: 6 January 2004.

Estimated date of first infection: 27 December 2003.

Outbreaks:

Location No. of outbreaks
Long An province, in the southern part of the country 2 farms
Tien Giang province, in the southern part of the country 1 farm

Description of affected population: three parent stock farms for broilers.

Total number of animals in the outbreaks:

species susceptible cases deaths destroyed slaughtered
avi ... 70,000 40,000 30,000 0

Diagnosis:

A. Laboratory where diagnosis was made: National Centre for Veterinary Diagnosis.

B. Diagnostic tests used: haemagglutination inhibition test positive on 6 January 2004.

C. Causal agent: avian influenza virus subtype H5.

Epidemiology:

A. Source of agent / origin of infection: unknown; under investigation.

B. Mode of spread: unknown.

Control measures:

- control of wildlife reservoirs;

- quarantine;

- movement control inside the country;

- modified stamping out;

- screening.

Source: Office International Des Epizooties - 9th January

5m Editor