avian influenza surveillance in poultry of thailand · 2018. 11. 20. · 29/10/53 3 overview of...
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29/10/53
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Avian Influenza Surveillance in Poultry of Thailand
A i Di S b di i iAvian Disease Sub-divisionBureau of Disease Control and Veterinary Services
Department of Livestock Development Ministry of Agriculture and Cooperatives
Thailand.
A i I fl I Th il dAvian Influenza In Thailand
Structure of Veterinary services
National Avian Influenza Surveillance
in Thailandin Thailand
Outbreak response
Reporting system
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AVIAN INFLUENZA AVIAN INFLUENZA IN THAILANDIN THAILAND
Situation of HPAI in Thailand during 2004 - 2008
Outbreaks and affected Areas 2004 2005 2006 2007 2008
Numbers of Outbreak
1740 194 2 4 4
Sub-district 797 110 2 4 4
District 298 58 2 4 4
Province 60 21 2 4 4
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OVERVIEW OF AVIAN INFLUENZA IN THAILANDOVERVIEW OF AVIAN INFLUENZA IN THAILAND
HPAI Outbreaks in 2008
III - Sukhothai (9 November 08)5 5 of of 17 17 Native chickenNative chicken
II - Pichit (25 January 08)30 30 of of 70 70 Native chickenNative chicken
I Nakornsawan (23 January 08)I - Nakornsawan (23 January 08)44,,115 115 of of 5959,,740 740 BroilerBroiler
IV - Uthaithanee (10 November 08)5 5 of of 7 7 Native chickenNative chicken
Types of Poultry Affected with H5N1
AVIAN INFLUENZA IN THAILANDAVIAN INFLUENZA IN THAILAND
Type of Poultry 2004 2005 2006 2007 2008 Total %
Backyard Chicken 1000 153 1 2 3 1159 59.61
Duck 477 20 1 498 25.61
Broiler 109 5 1 115 5.91
Layer 90 8 1 1 100 5.14
Quail 40 7 47 2.41
Geese 15 1 16 0.82
Others 9 9 0.46
Total outbreaks 1740 194 2 4 4 1944 100
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OVERVIEW OF AVIAN INFLUENZA IN THAILANDOVERVIEW OF AVIAN INFLUENZA IN THAILAND
HPAI Disease Control Measures :
- Depopulation at the affected premises, - Compensation 75 % of the local market price- Disinfection of premises & infected materials- Disposal of carcasses, products & infected materials- Quarantine the suspected premises & surroundings - Movement control in the radius of 10 km, 30 daysMovement control in the radius of 10 km, 30 days After the Notifiable Avian Influenza (NAI) is confirmed.
- Daily active clinical surveillance + Actions taken & Reporting
OVERVIEW OF AVIAN INFLUENZA IN THAILANDOVERVIEW OF AVIAN INFLUENZA IN THAILAND
A ti ill t l t t i ll (OIE)
HPAI Disease Control Measures :
- Active surveillance, at least twice annually (OIE)
- all kinds of poultry- all types of management- focusing the high risk areas
- Coordination & Cooperation with authorities:-- Min of Public Health – active clinical surveillanceMin of Public Health active clinical surveillance - Min of Environment & Natural Resources - wildbirds- Prov. Governor – immediate compensation funding
- Public awareness & special Campaigns, occasionally
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WildbirdsVCD
Various Types of Public Awareness Materials
ManualsWarning Notice along Roadside
STRUCTURE OF VETERINARY SERVICESSTRUCTURE OF VETERINARY SERVICESIN THAILANDIN THAILAND
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Bureau of Disease Control and Veterinary Services, DLD, Thailand
Administrative Livestock Regions
Bureau of Disease Control and Veterinary Services, DLD, Thailand
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DLD Animal Health LaboratoriesDLD Animal Health LaboratoriesLam pa ng
Phitsan ulok
Khon ka n
Surin
Chon buri
NIAH at Bang kok
Ratch abu ri
1. NIAH2. 7 Regional
Veterinary Research & Development Centers
Nakhons itham m a ra t
Bureau of Disease Control and Veterinary Services, DLD, Thailand
Avian Influenza Surveillance in Thailand
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Avian Influenza surveillance in Thailand
Avian Influenza Definition
A ti d P i S ill
Bureau of Disease Control and Veterinary Services, DLD, Thailand
Active and Passive Surveillance
Avian Influenza definitionAvian Influenza definition
As declaration of DLD on July 1, 2005, Avian I fl (AI) d fi iti h b l ifi dInfluenza (AI) definition has been classified into 2 categories as follows:
AI suspected cases
15 June 2010 16HPAI Control in Thailand / P. Chinson DVM.
AI confirmatory cases
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Avian Influenza definitionAvian Influenza definition
AI suspected poultry
On poultry farms, if poultry have died at least 1% within 2 days or the water and feed consumption rates have decreased 20% in 1 day or
15 June 2010 17HPAI Control in Thailand / P. Chinson DVM.
day orBackyard poultry have died at least 5% within 2 days
Avian Influenza definitionAvian Influenza definition
AI suspected poultry (continued)As mentioned previously together with
• Sudden death
15 June 2010 18HPAI Control in Thailand / P. Chinson DVM.
• Respiratory distress, swelling of face and tearing.
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Avian Influenza definitionAvian Influenza definition
AI suspected poultry (continued)
• Seizure and neck sprain
• Diarrhea, depress, Inappetite, reduction of
15 June 2010 19HPAI Control in Thailand / P. Chinson DVM.
eggs, egg deformities, ruffled feathers, petechial haemorrhages on shanks and cyanosis of wattles and combs.
Sudden death
Avian Influenza definitionAvian Influenza definition
Sudden death
15 June 2010 20HPAI Control in Thailand / P. Chinson DVM.
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Respiratory distress, swelling of face
Avian Influenza definitionAvian Influenza definition
esp o y d s ess, swe g o ceand tearing.
15 June 2010 21HPAI Control in Thailand / P. Chinson DVM.
Seizure and neck sprain
Avian Influenza definitionAvian Influenza definition
Avian Influenza definitionAvian Influenza definition
15 June 2010 22HPAI Control in Thailand / P. Chinson DVM.
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Diarrhea, depress, Inappetite, reduction of eggs, d f i i ffl d f h hi l h h
Avian Influenza definitionAvian Influenza definition
egg deformities, ruffled feathers, petechial haemorrhages on shanks and cyanosis of wattles and combs.
15 June 2010 23HPAI Control in Thailand / P. Chinson DVM.
Avian Influenza definitionAvian Influenza definition
AI confirmatory ltpoultry
Influenza A virus: H5 and H7
Low pathogenic avian influenza (LPAI)
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Active surveillanceActive surveillance
DLD personnel
Si k/D d lSick/Dead poultry in a household DLD officials to visit the
affected premises /village for
investigation & sampling
Passive surveillancePassive surveillance
Sick/Dead poultry in a household Local DLD
Owner/ Volunteerto report
officials to notify
authorities concerned
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National Avian Influenza Surveillance System for Poultry in Thailand, 2010
Type of poultry status of farm Clinical Laboratory surveillance
surveillance cloacal swab Serum
During rearing period
beforemovement
1. compartmentalization To certify as NAI √ √ - √
free compartment
To maintain the √ - - √
NAI free
Buffer zone √ √ - √
2.Standard Breeder/Layer √ √ - -
certificated farm Broiler √ √ - -
3. farm other than Breeder/Layer √ √ √ -
standard certificated farm Broiler √ - √ -
National Avian Influenza Surveillance System for Poultry in Thailand, 2010
Type of poultry status of farm Clinical Laboratory surveillance
surveillance cloacal swab Serumsurveillance cloacal swab Serum
During rearing period
beforemovement
4.Rearing place rearing place that
for Native chicken/Fighting had certified in √ √ - √
cocks/pet birds that has Biosecurity standard
certified in biosecurity
Bureau of Disease Control and Veterinary Services, DLD, Thailand
5. Backyard chicken including Native chicken
poultry that not rearing as fighting cocks √ √ √ -
farm
6.Grazing ducks - √ √ √ -
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Results of Avian Influenza Surveillance
Month Year The number The number of of samples Positive results
Feb
July
F b
2008
2008
2009
45,882
44,891
61 052
0
0
0Feb
July
Jan
2009
2009
2010
61,052
54,083
26,060
0
0
0
SURVEILLANCE NETWORK IN THAILAND
30
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• Restocking after 90 days
Index case
5 Km. 5 Km.
after 90 days of stamping‐out the last animals and disinfecting completion
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AI Reporting systemAI Reporting systemRKRK1 1 (Suspected case report)(Suspected case report)
Verified Case Definitions
Direct Notified
Online Report RK1
Samples
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AI Reporting SystemAI Reporting System
Online Report
RK1 (Suspected cases)
Samples
RK1
Verified
D il R t
Verified
Positive confirm case
Daily Report
Thank you
for your attention
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