JAK2 Exon 12 Mutation Analysis by PCR
2002357
Ordering Recommendation
Most appropriate in cases of high suspicion of polycythemia vera with negative JAK2 V617F mutation status.
Mnemonic
JAK2 EX12
Methodology
Polymerase Chain Reaction
Performed
DNA isolation: Sun-Sat
Assay:
Mon, Wed, Fri
Reported
7-10 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Lavender (EDTA) OR bone marrow (EDTA).  
Specimen Preparation
Do not freeze. Transport 5 mL whole blood (Min: 1 mL) OR 3 mL bone marrow (Min: 1 mL).  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Serum. Frozen specimens. Clotted or grossly hemolyzed specimens. Specimens collected in anticoagulants other than EDTA.  
Remarks
  
Stability
Ambient: 24 hours; Refrigerated: 5 days; Frozen: Unacceptable  
Reference Interval
   
Interpretive Data
Refer to report.

See Compliance Statement B: www.aruplab.com/CS  
Note
 
CPT Code(s)
81403
Components
Component Test Code*Component Chart Name
2002358JAK2 Exon 12 Mutation Analysis by PCR
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Aliases
  • JAK 2 exon 12
  • Janus Kinase 2 Gene
  • Janus Kinase 2 Gene Sequencing
  • MPN JAK2 testing
  • Tyrosine Kinase Gene Sequencing