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National policy on Hepatitis B at the Workplace

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Presentation on theme: "National policy on Hepatitis B at the Workplace"— Presentation transcript:

1 National policy on Hepatitis B at the Workplace
Press conference 17 November 2009

2 Hepatitis B What is it? Hep B is a serious disease caused by a virus that infects the liver Can cause lifelong infection, cirrhosis (liver scarring), liver cancer, liver failure and death

3 Geographical distribution
HBsAg Prevalence ³8% - High 2-7% - Intermediate <2% - Low 36

4 Hepatitis B Incubation period
60-90 days on average (range days) infectious weeks before getting ill and for variable period after acute infection chronic carriers remain infectious

5 Hepatitis B Symptoms Nausea Loss of appetite Vomiting Fatigue Fever
Dark urine Pale stool Jaundice Stomach pain Side pain A person may have all, some or none of these

6 Hepatitis B Infections
Asymptomatic Cases 50% Symptomatic Cases 50% Clear Virus; Healthy 90-94% Death 0.05% Hepatitis B Chronic Carriers 6-10% Chronic Liver Disease Death from Cirrhosis 1.7% Death-Primary Liver Cancer 0.4%

7 Hepatitis B transmission
How do you get it? Direct contact with blood or body fluids of an infected person sharing injection equipment sex baby from infected mother during childbirth Hepatitis B is not spread by food, water or casual contact

8 Hepatitis B carriers Who is a carrier of Hep B virus?
Some people with Hep B never fully recover from the infection (chronic infection) They still carry the virus and can infect others for the rest of their lives

9 Hepatitis B prevention
Hepatitis B vaccine: Safe Effective: >90% of recipient become immune Recommended for workers with jobs where exposure to blood might happen Mandatory for

10 Hepatitis B policy

11 Employer responsibilities
Ensure safe and healthy working conditions for employees who may be exposed to blood or body fluids Risk assessment Vaccination Protective equipment Medical care for exposure incidents

12 Employee responsibilities
Ethical & legal obligations to safeguard their health and that of their clients If they have any reasons to believe they may have been exposed to infection with a blood-borne virus including HBV, should promptly seek & comply with confidential professional advice

13 Hepatitis B policy: risk categories
High Significant risk of acquiring HB from others Potential to spread HB if a carrier Intermediate Low Potential risk of acquiring HB from others Negligible

14 Hepatitis B policy: action requirements
High Must receive HB vaccine and do immunity test If immunity test negative, tested for HB virus If found to be a carrier, cannot perform exposure prone procedures Intermediate Low Encouraged to receive HB vaccine and do immunity test Negligible HB vaccine after risk assessment

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