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Test Code MPLVSM MPL Exon 10 Mutation Detection, Varies

Important Note

Allen processing department will send this test if specimen will not make it to Neogenomics within 72 hours for test MPL - Myeloproliferative Leukemia. 

Additional Codes

Mayo MPLVS
Epic ID LAB5724

 

Specimen Type

Varies


Specimen Required


Submit only 1 of the following specimens:

 

Specimen Type: Whole blood

Container/Tube: Lavender top (EDTA) or yellow top (ACD)

Specimen Volume: 3 mL

Collections Instructions:

1. Invert several times to mix blood.

2. Send specimen in original tube. Do not aliquot.

3. Label specimen as whole blood.

Specimen Stability: Ambient (preferred)/Refrigerate

 

Specimen Type: Bone marrow

Container/Tube: Lavender top (EDTA) or yellow top (ACD)

Specimen Volume: 2 mL

Collections Instructions:

1. Invert several times to mix bone marrow.

2. Send specimens in original tube. Do not aliquot.

3. Label specimen as bone marrow.

Specimen Stability: Ambient (preferred)/Refrigerate

 

Specimen Type: Extracted DNA from whole blood or bone marrow

Container/Tube: 1.5- to 2- mL tube

Specimen Volume: Entire specimen

Collection Instructions:

1. DNA must be extracted from blood or bone marrow within 7 days of collection.

2. Label specimen as extracted DNA and source of specimen

3. Provide volume and concentration of the DNA.

Specimen Stability Information: Frozen (preferred) 1 year/Refrigerated/Ambient

Additional Information: DNA must be extracted in a CLIA-certified laboratory or equivalent and must be extracted from a specimen type listed as acceptable for this test (including applicable anticoagulants). We cannot guarantee that all extraction methods are compatible with this test. If testing fails, one repeat will be attempted, and if unsuccessful, the test will be reported as failed and a charge will be applied.


Specimen Minimum Volume

Whole blood, Bone marrow: 0.5 mL; Extracted DNA: 50 mcL at 20 ng/mcL concentration

Specimen Stability Information

Specimen Type Temperature Time
Varies Varies 7 days

Reject Due To

Gross hemolysis Reject
Bone marrow biopsies Reject
Slides Reject
Paraffin shavings Reject
Moderately to severely clotted Reject

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Method Name

Sanger Sequencing

Useful For

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

Day(s) Performed

Monday through Friday

Report Available

5 to 8 days

Reference Values

An interpretive report will be provided.

CPT Code Information

81339-MPL (myeloproliferative leukemia virus oncogene, thrombopoietin receptor, TPOR) (eg, myeloproliferative disorder), exon 10 sequence