Test Details
Mnemonic
JAKCR
Ordering Code
3400380
CPT-4 Code(s)
81270 (add if reflexed 81219 CALR; 81279 Exon 12 JAK2; 81339 MPL; 81479 CSF3R at additional fees)
Specimen Information
Collect
Lavender EDTA
Specimen Preparation
Send 5.0 mL whole blood or 3.0 mL bone marrow aspirate.
Alternate Specimen
Whole blood: sodium heparin tube
Extracted DNA from CLIA-certified laboratory
Bone marrow: 3.0 mL (1.0 mL minimum), EDTA or sodium heparin
Extracted DNA from CLIA-certified laboratory
Bone marrow: 3.0 mL (1.0 mL minimum), EDTA or sodium heparin
Minimum Volume
Whole blood: 1.0 mL
Bone marrow: 0.5 mL
Bone marrow: 0.5 mL
Transport Temperature
Room temperature
Stability
Whole blood, Bone marrow, Cell pellet:
Room temperature: 7 days
Refrigerated: 7 days
Frozen: Unacceptable
Extracted DNA:
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 1 year
Room temperature: 7 days
Refrigerated: 7 days
Frozen: Unacceptable
Extracted DNA:
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 1 year
Methodology
Polymerase Chain Reaction-based DNA Sequencing
Reference Range
See report
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes