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Labcorp Oklahoma, Inc.
Test Directory


DDIT3 (CHOP) (12q13) Gene Rearrangement by FISH (aka: t(12;16) or t(12;22)

Order Name DDIT3 CHOP
Test Number: 6905155
Revision Date 02/16/2019
Test Name Methodology LOINC Code
DDIT3 Reference Number
Fluorescence in Situ Hybridization  
DDIT3 Source
Fluorescence in Situ Hybridization  
DDIT3 Result
Fluorescence in Situ Hybridization  
Total Cell Count
Fluorescence in Situ Hybridization  
Scoring Method
Fluorescence in Situ Hybridization  
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred See Instructions Tissue Paraffin Block Refrigerated
Alternate 1 5 Slides (2 Slides) Tissue Glass Slides with Holder Refrigerated
Instructions Collect: Tumor tissue.
Specimen Preparation: Formalin fix (10 percent neutral buffered formalin) and paraffin embed tissue. Protect paraffin block from excessive heat.
Transport tissue block or 5 unstained (4-micron thick sections) positively charged slides in a tissue transport kit (kit recommended but not necessary).
Testing Schedule Monday-Friday 
Expected TAT 3-7 days   
Notes Reference Lab: ARUP
Test Code: 3001304
Click Here to view information on the ARUP website.
CPT Code(s) 88366
Lab Section Reference Lab