CPT/HCPCS
81270
Order Code
CH376
Turnaround Time
10 days
Test Includes
If JAK2 V617F result is Not detected, Exons 12,13 will be performed at an additional charge (CPT code(s): 81279). If JAK2 Exons 12,13 Mutations result is Not detected, MPL W515 and MPL S505 Mutation Analysis will be performed at an additional charge (CPT code(s): 81338).
Specimen Requirements
Specimen Source
Whole blood
Transport Container
(Specimen Container)
(Specimen Container)
EDTA (lavender-top) tube
Preferred Specimens
Whole blood
Minimum Volume (uL)
4mL
Collection Instructions
(Transport Temperature)
(Transport Temperature)
Transport at Room Temperature
Specimen Stability
| Temperature | Period |
|---|---|
| Room temperature | 72 hours |
| Refrigerated | 72 hours |
| Frozen | Unacceptable |
Reject Criteria
Gross hemolysis
Frozen whole blood
Frozen bone marrow
Clotted whole blood
Clotted bone marrow
Special Instructions
Separate serum from cells within 45 minutes of venipuncture.
Test Details
Clinical Significance
Diagnose Polycythemia Vera (PV), Essential Thrombocythemia (ET), and Idiopathic Myelofibrosis (MF)
