Presentation is loading. Please wait.

Presentation is loading. Please wait.

Epidemiological Surveillance

Similar presentations

Presentation on theme: "Epidemiological Surveillance"— Presentation transcript:

1 Epidemiological Surveillance
Kumnuan Ungchusak Bureau of Epidemiology Department of Disease Control Ministry of Public Health

2 Key points its significant surveillance system: How it works
Source of information common weakness how to improve evaluation of surveillance system

3 Question : What are the role of these gods ?

4 Hakone’s Check point

5 I. The main purpose of Surveillance
Surveillance for Knowledge of the distribution of health events Rapid detection of outbreak Public health planning and evaluation

6 II. Surveillance System: How it work?
1. Collection Record and report Collation: data analysis 3. Information synthesis 4. Dissemination timely action oriented

7 III. Source of information
Morbidity Mortality Laboratory Vaccines and drug Outbreak news/ rumor Vector Behavior Environmental Demographic

8 Organization of Surveillance System
Ministry of Public Health Dep of Disease Control International Organization Bureau of Epidemiology Regional Disease Control Center ข้อมูลรายงานโรค Provincial Epidemiological Unit ข่าวสาร/ข่าวกรอง District Surveillance information center Hospitals and clinic under universal coverage scheme Hospitals Under MOH And universal coverage schemes Private hospitals and clinics

9 Important CD Diseases Notification within 24 hours
1 SARS and Avian Flu Cholera Acute severely ill or death of unknown etiology Cluster of diseases with unknown etiology Anthrax Meningococcal meningitis Food poisoning outbreak Encephalitis Acute flaccid paralysis (AFP) Severe Adverse Events Following Immunization ๑๑ Diptheria ๑๒ Rabies

10 Important CD Diseases 1 Measles Pertussis Hand Foot and Mouth Diseases Influenza Leptospirosis Dysentery Severe pneumonia of unknown etiology Cluster of infectious cases Dengue/DHF

11 Weakness No action (surveillance for statistics)
No mandate (no receptor) No funtional epidemiologist (CD4 <200) No motivation

12 How to improve Surveillance

13 Surveillance and Rapid Response Team (SRRT)
Tsunami Avian influenza Cholera outbreak Dengue

14 Surveillance and Rapid Response Team
Control action ส่วนกลาง C-SRRT Intelligence เขต R-SRRT Information จังหวัด P-SRRT อำเภอ D-SRRT หมู่บ้าน ตำบล อสม ๑๐๐,๐๐๐

15 Influenza Pandemic 6 multi-countries 5. multiple outbreak
4. Confine easy H2H transmission 3. Human infection or inefficient H2H 2. Human at risk 1. New virus found

16 SRRTs Lay report Governor “SRRT ” 1030 Surveillance and Rapid Response
AI provincial Team (Human and Animal) MoPH assigned “Mr. Bird Flu” Health services Governor “SRRT ” 1030 Surveillance and Rapid Response Team SRRTs (800,000 village health volunteers & community leaders) Lay report

17 (SRRT) Network Hospital Veterinarian Laboratory
History screening at all hospital Testing of respiratory specimen Survey of village and identify exposure Active case finding and monitor household member for 10 days Antiviral prophylaxis for family member of confirm H5 cases Culling of affected poultry Educated villagers to avoid risk Laboratory Pathologists

18 Early pandemic Alert phase 4 Isolation & treat Ro = 1.5 - 2
Operational criteria for action: “5 or more cases within 10 days” Epidemiological linkage Human-to-human Evidence of viral change Isolation & treat Antiviral prophylaxis for all contacts Stop work /class in affected area Ro =

19 Influenza A (H1) outbreak at Samutsakorn
1700 workers ILI 180 stop work Isolated dormitory Daily temperature

20 Unknown pneumonia dead
SRRT: Prae 13 yrs old boy, fever 3 day dead on arrival at district hospital , 6 April 3 out of 7 chicken died ??

21 Evaluation of surveillance system
Mandate Structure clear unclear staff skill equipment funding institution functional Input Impact Output public health practice morbidity mortality policy information ( timely & action oriented) investigation implementation

22 Conclusion Surveillance to safeguard the people
Start with priority disease reporting Timeliness is most crucial Detection of outbreak Investigation to know the cause


Download ppt "Epidemiological Surveillance"

Similar presentations

Ads by Google