Methodology
Polymerase Chain Reaction (PCR; Sequencing Specific Oligonucleotide Probes
Specimen Type
Whole Blood
Performing Lab
Quest Diagnostics Chantilly
Epic ID
Other Genetic Test
Lab Test Days
Daily
Standard TAT
7-8 Days
Collection Information
Specimen Required
3-5 mL Whole Blood
Container Type
Lavender (EDTA)
Collection Instructions
Whole blood collected in Sodium heparin (green-top) tube, EDTA (pink-top) tube, EDTA (royal blue-top) tube, or 3.2% sodium citrate (light blue-top) tube also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Room Temp-OK/Refrigerated-OK
Specimen Stability
Room Temp: 7 Days (preffered); Refrigerated: 7 Days; Frozen: Unacceptable
Rejection Criteria
Received frozen; Clotted
Test Volume Required
5 mL Whole Blood
Minimum Test Volume
3 mL Whole Blood
Comments
Insurance authorization required for outpatients prior to draw. Ok to send on inpatients.
CPT Codes
81374
Revised
6/10/26
Initials
IM