Hepatitis Be Antigen
Test Code
555
87350
CPT Code is subject to a Medicare Limited Coverage Policy and may require a signed ABN when ordering.
Clinical Significance
Hepatitis Be Antigen - HBeAg indicates active HBV replication. Infectivity is evaluated based on HBeAg and HBsAg. When HBeAg persists much longer than 10 weeks, the patient is likely to develop chronic hepatitis and be a carrier.
Test Resources
Test Details
Methodology
Immunoassay (IA)
Reference Range(s)
Non-Reactive
Alternative Name(s)
HBe Antigen
Preferred Specimen(s)
1 mL serum
Minimum Volume
0.5 mL
Collection Instructions
Dietary supplements containing biotin may interfere in assays and may skew analyte results to be either falsely high or falsely low. For patients receiving the recommended daily doses of biotin, draw samples at least 8 hours following the last biotin supplementation. For patients on mega-doses of biotin supplements, draw samples at least 72 hours following the last biotin supplementation.
Transport Container
Serum separator tube (SST)
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 7 days
- Refrigerated: 14 days
- Frozen: 30 days
Reject Criteria
Gross hemolysis • Grossly lipemic • Plasma
Setup Schedule
1 mL serum
0.5 mL
Dietary supplements containing biotin may interfere in assays and may skew analyte results to be either falsely high or falsely low. For patients receiving the recommended daily doses of biotin, draw samples at least 8 hours following the last biotin supplementation. For patients on mega-doses of biotin supplements, draw samples at least 72 hours following the last biotin supplementation.
Serum separator tube (SST)
Room temperature
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Gross hemolysis • Grossly lipemic • Plasma