Highly pathogenic avian influenza, Thailand
Information received on 15/01/2007 from Dr. Yukol Limlamthong, Director-General, Department of Livestock
Development, Ministry of Agriculture and Cooperatives, BANGKOK, Thailand
Summary
Report type
Start date
Date of confirmation of event
Report date
Date submitted to OIE
Reason for notification
Date of previous occurrence
Manifestation of disease
Causal agent
Serotype
Nature of diagnosis
Report pertains to
Immediate notification
09/01/2007
15/01/2007
15/01/2007
16/01/2007
Reoccurrence of listed disease
16/07/2006
Clinical disease
Highly pathogenic avian influenza virus
H5N1
Suspicion, Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
Defined zone within the country
New Outbreaks
Summary of outbreaks
Outbreak Location
Total outbreaks: 1

PHITSANULOK (Village No. 5, PlaiChumPol, Muang)
Total animals affected
Species
Birds
Susceptible Cases
2100
130
Deaths
100
Destroyed Slaughtered
1970
0
Outbreak statistics
Apparent
Proportion
Apparent
Apparent
case fatality susceptible
morbidity rate mortality rate
rate
removed*
Birds
6.19%
4.76%
76.92%
98.57%
* Removed from the susceptible population either through death,
destruction or slaughter
Species
Epidemiology
Source of infection
Epidemiological comments

Under investigation
Thailand is conducting from 3 January to 3 February 2007 its first intensive
surveillance this year. This outbreak is the first finding in 2007. It
corresponds to the current avian influenza case definition upon active
clinical surveillance campaign.
Control measures
Measures already applied








Movement control inside the country
Screening
Disinfection of infected premises/establishment(s)
Dipping / Spraying
Quarantine
Stamping out
Zoning
Vaccination prohibited
Measures to be applied

No treatment of affected animals

None specified
Diagnostic test results
Laboratory name and type
Lower Northern Veterinary Research and Development (Pitsanuloke)
Centre, Department of Livestock Development. (Local laboratory)
Species
Birds
Birds
Tests and results
Birds
Birds
Test
haemagglutination (HA) test
haemagglutination inhibition
test (HIT)
reverse transcription –
polymerase chain reaction
(RT-PCR)
virus isolation
Test date Result
15/01/2007 Positive
15/01/2007 Positive
11/01/2007 Positive
15/01/2007 Positive