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HelpTest Code LAB13200 BK Virus DNA PCR, Quantitative - Plasma
Department
SEND OUTS
Reference Lab Test Number
PBKQN
Collection Requirements
Dedicated specimens are required. Specimens used in other assays will not be tested.
Refer To
Primary Collection Container
Lavender 6 mL (K3EDTA)
Transport
Plasma frozen
Preferred Transport Temperature
Frozen
Processing
Centrifuge and separate plasma from cells within 8 hours of collection. Send 2.0 mL plasma in a screw-capped plastic vial.
Stability
Ambient: 8 hours
Refrigerated: 3 days
Frozen (-20°C): 30 days
Frozen (-70°C): 6 months
Minimum Testing Volume
1.0 mL
Reference Range
BKV QUAL: Not Detected (NOT DET)
BKV QUANT: <125 copies/mL
Log BKV: <2.10 log(10) copies/mL
Methodology
This test utilizes a multi-target polymerase chain reaction to amplify sequences from the small T antigen and the VP1 regions of the BK virus genome.
Performed
Monday – Friday
Reported
4 days
CPT Codes
87799
Unacceptable Conditions
Serum specimens.
Heparinized specimens.
Specimens in any gel-based separation media.
Shared specimens.
Specimens submitted to repeated freeze-thaw cycles.
Specimens received in non-sterile or leaking containers.