Specimen Requirements

Title

Hepatitis B Virus (HBV) Drug Resistance, Genotype

Specimen Requirement

Collect PPT or SST, centrifuge within 2 hours of collection and send in original collection tube. 1.0 mL serum or plasma required.

Alternative collection: Collect lavender EDTA or red top, within 2 hours of collection centrifuge and transfer 1.0 mL serum or plasma to a screw top plastic vial, indicate sample type on tube and send.

Methodology

Polymerase Chain Reaction (PCR) • Sequencing

Stability

Room temp: 72 hours, Refrigerated: 7 days, Frozen: 30 days

Reference Range

The reference range is determined by the performing laboratory and will show on the report.

Turnaround

8-10 days performed Monday, Thursday

Clinical Use

This test is used to identify HBV genotype (A-H) for epidemiology or prognostic purposes and to detect hepatitis B virus (HBV) mutations associated with resistance to antiviral agents.

Test Code

HBVGT