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HelpTest Code LAB3151 Hepatitis B DNA Quant
Additional Codes
HBVQN
Clinical System Name
Hepatitis B DNA Quant
Sample Requirements
Specimen: Whole Blood or CSF
Container(s): Lavender/EDTA or Red or Gold SST or CSF Tube
Preferred Vol: 3.0 mL whole blood or 1.0 mL CSF
Minimum Vol: 1.0 mL whole blood or 0.5 mL CSF
Note: The level of Hepatitis B DNA can be used to monitor efficacy of therapy and resolution of disease. This test can share a tube with other Viral PCR testing but a separate tube needs to be collected if Hematology (CBC, Platelet, ESR, etc) testing is ordered.
Processing Instructions
Reject due to: Dark Green/Sodium Heparin
Spin: Y
Aliquot: Y
Temp: -20 C
Storage location: Spin blood, transfer 1 mL serum to a plastic aliquot tube affixed with a large computer label.
Monday – Friday: Place sample in the Virology Section of the Sendouts Freezer Rack.
Saturday-Sunday & Holidays: Close batch in Mayo Access and courier to UW NW220. Place a copy of the Transfer List (indicate time sent) in the Virology Transport Binder. (Call on Holidays to be sure the lab is open to accept samples).
Off-site collection: Blood: Centrifuge tube within 2 hours of collection, aliquot serum/plasma & Freeze @ -20°C
CSF: Freeze within 2 hours of collection or ship immediately @ 4°C. If CSF has cells, spin & aliquot clear CSF-Freeze @ -20°C. Transport frozen.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Room temp |
|
|
| Refrigerated | ||
| Frozen |
|
Performing Laboratory
University of Washington
Dept of Laboratory Medicine
UW Molecular Virology Lab
1959 NE Pacific St, NW 220
Seattle, WA 98195
Phone Number: (206) 520-4600
Department
Department: Send Outs
Phone Number: (206) 987-2563
Synonyms
HBVPCQ
Hep B DNA
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | Collected daily; performed T, F | 7d |
Methodology
Method: Polymerase Chain Reaction (PCR)
Analytical Volume: 0.5 mL serum/plasma
Limitations:
Reference Range
None specified
CPT Codes
87517
Send Out Instructions
| Reference Test Name: | Hepatitis B PCR Quantitative |
| Reference Test Number: |
HBVQNT |
| Instructions: |
Send out M -F with the UW courier. Weekends and Holidays courier to UW NW 220. |