Test Code JAKM JAK2 V617F and exon 12 - No Reflex, Next-Generation Sequencing, Bone Marrow
Clinical Indications
N/A
Additional Test Codes
Epic Order Name: JAK2 NGS EXONS 3-25 BONE
MARROW NO REFLEX
Sunquest Order Code: JAKM
Epic Px Code: LAB1024
Specimen Collection Type
Bone Marrow Aspirate: EDTA (lavender-top) tube, 3.0 mL (Minimum 0.5 mL).
Minimum Collection Volume
Bone Marrow Aspirate: 0.5 ml
Additional Information / Notes
Detects JAK2 exon 14 V617F variant as well as exon 12 variants. Used to assist in diagnosis and discrimination between Ph-negative myeloproliferative neoplasms (MPNs). This test is for JAK2 only; for JAK2 reflex testing on bone marrow see test JAKRM.
Reference Range
An interpretive report will be provided
Critical Value
N/A
Interpretation
An interpretive report will be provided
Rejection Criteria
Frozen, severely hemolyzed, or clotten specimen.
Specimen Availability for Add-on Testing
Only for additional CMOL testing; additional sample may be required, see test sample requirements and stability.
Specimen Stability
Bone Marrow Aspirate: 96 hrs at 4°C.
Day(s) Performed
9:00 AM – 5:00 PM, Monday through Friday; varies
Performing Lab - Department
Clinical Molecular Oncology Laboratory
CPT Code
81403
LOINC Code
N/A
Test Alias
N/A