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Test Code JAK2V JAK2 V617F Mutation Detection, Varies

Reporting Name

JAK2 V617F Mutation Detection, V

Useful For

Aiding in the distinction between a reactive blood cytosis and a chronic myeloproliferative disorder in extracted DNA specimens

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Varies

Specimen Required

Specimen Type: Extracted DNA from blood or bone marrow

Container/Tube: 1.5- to 2-mL tube with indication of volume and concentration of the DNA

Specimen Volume: Entire specimen

Collection Instructions: Label specimen as extracted DNA from blood or bone marrow and indicate volume and concentration of the DNA.

Specimen Stability Information: Refrigerated/Ambient

Specimen Minimum Volume

Extracted DNA from blood or bone marrow: 50 microliter at 20 ng/microliter

Specimen Stability Information

Specimen Type Temperature Time
Varies Varies

Reference Values

An interpretive report will be provided.

Day(s) and Time(s) Performed

Monday through Friday; 12 p.m.

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

81270-JAK2 (Janus kinase 2) (eg, myeloproliferative disorder) gene analysis, p.Val617Phe (V617F) variant

LOINC Code Information

Test ID Test Order Name Order LOINC Value
JAK2V JAK2 V617F Mutation Detection, V In Process

 

Result ID Test Result Name Result LOINC Value
39724 JAK2 Result 53761-3
31160 JAK2 V617F Mutation Detection, V 43399-5

Method Name

Point Mutation Detection in DNA Using Quantitative Polymerase Chain Reaction (PCR)

(PCR is utilized pursuant to a license agreement with Roche Molecular Systems, Inc.)

Forms

1. Hematopathology Patient Information (T676) in Special Instructions

2. If not ordering electronically, complete, print, and send a Hematopathology/Cytogenetics Test Request Form (T726) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/hematopathology-request-form.pdf).