Ordering Recommendation

Facilitates diagnosis of Burkitts lymphoma (BL) and B-cell lymphoma with features intermediate between BL and diffuse large B-cell lymphoma (DLBCL). Detects all MYC rearrangements, including t(8;14), t(2;8), and t(8;22).

Mnemonic
MYC FISH
Methodology

Fluorescence in situ Hybridization (FISH)

Performed

Monday-Friday

Reported

3-7 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Tumor tissue.

Specimen Preparation

Formalin fix (10 percent neutral buffered formalin) and paraffin-embed specimen. Protect paraffin block from excessive heat. Transport tissue block or 5 unstained (3-micron thick sections) positively charged slides in a tissue transport kit (ARUP supply #47808) available online through eSupply using ARUP Connect ™ or contact ARUP Client Services at (800) 522-2787 (kit is recommended but not necessary). (Min: 2 slides)

Storage/Transport Temperature

Room temperature or refrigerated. Ship in cooled container during summer months.

Unacceptable Conditions

Specimens fixed or processed in alternative fixatives (alcohol, Prefer) or heavy metal fixatives (B-4 or B-5). No tumor in tissue. Decalcified specimens.

Remarks

Include surgical pathology report.

Stability

Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable

Reference Interval

By report

Interpretive Data

Refer to report.  

Compliance Category

Analyte Specific Reagent (ASR)

Note
Hotline History
N/A
CPT Codes

88366

Components
Component Test Code* Component Chart Name LOINC
3000616 MYC FISH Reference Number
3000617 MYC FISH Source
3000618 MYC FISH Result
3000703 Scoring Method 81304-8
3002948 Total Cell Count 78236-7
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • 8q24 gene rearrangement FISH
  • Burkitt's Lymphoma
  • LSI MYC FISH
  • MYC FISH
  • MYC gene rearrangement FISH
MYC (8q24) Gene Rearrangement by FISH