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Test Code MISCLM MPL Exon 10 Mutation Detection, Blood

Additional Codes

 

MAYO Test ID

MPLB

EPIC Test ID

LAB2608

 

Reporting Name

MPL Exon 10 Mutation Detection, B

Useful For

Aiding in the distinction between a reactive cytosis and a myeloproliferative neoplasm in blood specimens

Testing Algorithm

See Myeloproliferative Neoplasm: A Diagnostic Approach to Peripheral Blood Evaluation in Special Instructions.

Method Name

Mutation Detection in DNA Using Sanger Sequencing

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Whole blood


Shipping Instructions


Specimen must arrive within 7 days (168 hours) of collection.



Necessary Information


Collection date is required.



Specimen Required


Container/Tube:

Preferred: EDTA (lavender top)

Acceptable: ACD (yellow top)

Specimen Volume: 4 mL

Collection Instructions:

1. Invert several times to mix blood.

2. Send specimen in original tube.


Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time
Whole blood Ambient (preferred) 7 days
  Refrigerated  7 days

Reject Due To

Hemolysis

Mild OK; Gross reject

Lipemia

NA

Icterus

NA

Other

Moderately to severely clotted

Reference Values

An interpretive report will be provided.

Day(s) and Time(s) Performed

Monday through Friday

CPT Code Information

81403-MPL (myeloproliferative leukemia virus oncogene, thrombopoietin receptor, TPOR) (eg, myeloproliferative disorder), exon 10 sequence

LOINC Code Information

Test ID Test Order Name Order LOINC Value
MPLB MPL Exon 10 Mutation Detection, B In Process

 

Result ID Test Result Name Result LOINC Value
19997 Final Diagnosis: 34574-4

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.

Analytic Time

5 days

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)