T-CELL RECEPTOR GAMMA GENE REARRANGEMENT, PCR

Test Documentation
Specimen Required
Draw blood in a lavender EDTA tube. Send 5.0 mL whole blood (3.0 mL minimum) room temperature.

Alternate Specimen
Bone marrow: Lavender EDTA
Paraffin block (room temperature), fresh/unfixed tissue sample (frozen -70°C)

Methodology
Polymerase Chain Reaction, Fragment Analysis

Stability
Room Temperature: 7 days; Refrigerated: 7 days; Frozen; Unacceptable

Reference Range
By report

Performed
Monday, Wednesday

Turnaround Time7-10 days
Test CodeTCRGQ
CPT-4 Code (s)
81342
LOINC Codes
Specimen source   31208-2  
TCRG result   21753-9  
Pathologist interpretation   50595-8  

Warde
Medical
Laboratory