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Laboratory Test Directory

Hepatitis B Virus by Quantitative PCR

Components

Name Method Department Units
Hepatitis B DNA, Ultraquant Quantitative Polymerase Chain Reaction
Send Out IU/mL

Specimen Requirements

Whole blood

Container Type Container Size Specimen Volume
Preferred

Purple tube (EDTA)

4 mL 4 mL
Alternate

Gold tube, (SST) with Gel

3.5 mL 4 mL
Alternate

Red Tube (no anticoagulant) with Gel

3 mL 4 mL
Alternate

Red tube, (no anticoagulant), No Gel

6 mL 4 mL
Stability

Room temperature - 1 day(s)

Specimen Preparation

  • Transport to laboratory as soon as possible

Plasma Spun, Serum Spun

Container Type Container Size Specimen Volume
Preferred

Purple tube (EDTA)

4 mL 2 mL
Alternate

Red tube, (no anticoagulant), No Gel

3 mL 2 mL
Alternate

Gold tube, (SST) with Gel

3.5 mL 2 mL
Alternate

Red Tube (no anticoagulant) with Gel

3 mL 2 mL
Stability

Refrigerated - 7 day(s)
Frozen - 6 week(s)
Room temperature - 3 day(s)

Specimen Preparation

  • Centrifuge, remove plasma/serum and freeze

Reasons for Rejection

  • Wrong collection tube
  • Not removed from cells within time frame
  • Heparinized specimens

CPT Code

  • 87517