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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