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Test Code NGCLN MayoComplete Chronic Lymphoid Neoplasms, Next-Generation Sequencing, Varies


Shipping Instructions


Whole blood, bone marrow aspirate, and body fluid specimens must arrive within 14 days of collection.



Specimen Required


Submit only 1 of the following specimens:

 

Specimen Type: Bone marrow aspirate

Container/Tube:

Preferred: Lavender or pink top EDTA) or yellow top (ACD)

Acceptable: Green top (sodium heparin)

Specimen Volume: 2 mL

Collection Instructions:

1. Invert several times to mix bone marrow.

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

3. Label specimen as bone marrow.

Specimen Stability Information: Ambient (preferred) 14 days/Refrigerate

 

Specimen Type: Whole blood

Container/Tube:

Preferred: Lavender or pink top (EDTA) or yellow top (ACD)

Acceptable: Green top (sodium heparin)

Specimen Volume: 3 mL

Collection Instructions:

1. Invert several times to mix peripheral blood.

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

3. Label specimen as peripheral blood.

Specimen Stability Information: Ambient (preferred) 14 days/Refrigerate

 

Specimen Type: Paraffin-embedded tissue

Container/ Tube: Paraffin block

Collection Instructions:

1. Send 1 representative slide stained with hematoxylin and eosin

2. Minimum amount of tumor nuclei is 20%

3. Required amount of tissue area is at least 25 mm(2)

4. Tissue should be fixed in 10% neutral-buffered formalin. Other fixatives are not acceptable.

5. Decalcified specimens (eg, bone marrow core biopsies) are not acceptable.

Specimen Stability Information: Ambient

 

Specimen Type: Tissue slide

Slides: 10 unstained slides

Container/ Tube: Transport in plastic slide holders.

Collection Instructions:

1. Send 10 unstained, nonbaked slides with 5-micron thick sections of tissue and 1 representative slide stained with hematoxylin and eosin.

2. Minimum amount of tumor nuclei is 20%

3. Required amount of tissue area is at least 25 mm(2)

4. Tissue should be fixed in 10% neutral-buffered formalin. Other fixatives are not acceptable.

5. Decalcified specimens (eg, bone marrow core biopsies) are not acceptable.

Specimen Stability Information: Ambient

 

Specimen Type: Frozen tissue

Container/Tube: Plastic container

Specimen Volume: 100 mg

Collection Instructions: Freeze tissue within 1 hour of collection

Specimen Stability Information: Frozen 

 

Specimen Type: Body fluid

Container/Tube: Sterile container

Specimen Volume: 5 mL

Specimen Stability Information: Refrigerated 14 days/Frozen

 

Specimen Type: Extracted DNA

Container/Tube: 1.5- to 2-mL tube

Specimen Volume: Entire specimen

Collection Instructions:

1. Label specimen as extracted DNA and source of specimen.

2. Indicate volume and concentration of DNA on label.

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


Useful For

Aiding in establishing diagnosis, refining prognosis, and potentially identifying targeted therapies for the optimal management of patients with chronic or low-grade B-cell lymphoid neoplasms

Genetics Test Information

This test includes next-generation sequencing to evaluate the following 25 genes and select intronic regions: ATM, BCL2, BIRC3, BRAF, BTG1, BTK, CCND1, CDKN2A, CXCR4, DDX3X, EZH2, FBXW7, KLF2, KRAS, MAP2K1, MYD88, NOTCH1, NOTCH2, NRAS, PIK3CA, PLCG2, SF3B1, TNFAIP3, TP53, and XPO1. For a list of genes and exons targeted by this test, see Targeted Genes Interrogated by MayoComplete Chronic Lymphoid Neoplasms Next-Generation Sequencing.

Reporting Name

Chronic Lymphoid Neoplasms, NGS, V

Specimen Type

Varies

Specimen Minimum Volume

Whole blood, bone marrow aspirate, body fluid: 1 mL; Frozen tissue: 50 mg; Extracted DNA: 100 microliters (mcL) at 20 ng/mcL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Varies Varies 14 days

Reject Due To

Gross hemolysis Reject
Gross lipemia OK
Specimens that have been decalcified (all methods)
Bone marrow core biopsies
Paraffin shavings
Fixatives other than 10% neutral-buffered formalin for paraffin-embedded tissue
Moderately to severely clotted bone marrow aspirate		 Reject

Reference Values

An interpretive report will be provided.

Day(s) Performed

Monday through Friday

Report Available

16 to 21 days

Specimen Retention Time

Bone marrow aspirate/whole blood: 2 weeks; DNA: 3 months; Tissue: 1 month; FFPE tissue: Unused portions of blocks will be returned to the client. Unstained slides/body fluid: Not retained

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

81450

LOINC Code Information

Test ID Test Order Name Order LOINC Value
NGCLN Chronic Lymphoid Neoplasms, NGS, V 104238-1

 

Result ID Test Result Name Result LOINC Value
MP065 Specimen Type 31208-2
MP066 Indication for Test 42349-1
618485 NGCLN Result No LOINC Needed
618486 Pathogenic Mutations Detected 82939-0
618487 Interpretation 69047-9
618489 Variants of Unknown Significance 93367-1
618490 Additional Information 48767-8
618488 Clinical Trials 82786-5
618491 Method Summary 85069-3
618492 Disclaimer 62364-5
618493 Panel Gene List 36908-2
618494 Reviewed By 18771-6