Published Date: 2004-01-09 23:50:00
Subject: PRO/AH/EDR> Avian influenza - Vietnam: OIE
Archive Number: 20040109.0101
AVIAN INFLUENZA -VIETNAM: OIE
A ProMED-mail post
ProMED-mail is a program of the
International Society for Infectious Diseases
Date: 9 Jan 2004
Source: Office International des Epizooties(OIE), Disease Information [edited]
Highly pathogenic avian influenza in Vietnam
(Disease never reported before in Vietnam).
Information received on 9 Jan 2004 from Dr Bui Quang Anh, Director,
Department of Animal Health, Ministry of Agriculture and Rural Development,
Date of the report: 8 Jan 2004.
Nature of diagnosis: clinical, post-mortem and laboratory.
Date of initial detection of animal health incident: 6 Jan 2004.
Estimated date of first infection: 27 Dec 2003.
Location Long An province, in the southern part of the country
No. of outbreaks: 2 farms
Tien Giang province, in the southern part of the country
No. of outbreaks: 1 farm
Description of affected population: 3 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
A. Laboratory where diagnosis was made: National Centre for Veterinary
B. Diagnostic tests used: haemagglutination inhibition test positive on 6
C. Causal agent: avian influenza virus subtype H5.
A. Source of agent / origin of infection: unknown; under investigation.
B. Mode of spread: unknown.
- control of wildlife reservoirs;
- movement control inside the country;
- modified stamping out;
[Given the ease of spread of this virus and the fact that it has infected 3
parent stock flocks, we will have to watch closely for further cases. - Mod.PC]