Preferred Specimen(s) 2 mL serum
Transport Container Plastic screw cap vial
Transport Temperature
- Refrigerated 5 days,
- -20oC 4 weeks
Reject Criteria
- Gross hemolysis,
- Lipemic
Methodology Chemiluminescent Competitive Immunoassay
Clinical Significance HBsAg, derived from the viral envelope, is the first antigen to appear following infection and can be detected serologically as an aid in the laboratory diagnosis of acute HBV infection.