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LABORATORY TEST DIRECTORY

DDIT3 (CHOP) (12q13) Gene Rearrangement by FISH

CPT Code(s): 88366
Specimen Required: Patient Preparation:
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 (RDL supply #47808) available online through eSupply using RDL Connectâ„¢or contact RDL Client Services at (888) 431-7474 (kit recommended but not required). (Min 2 slides).
Storage/Transport Temperature:Room temperature. Also acceptable: Refrigerated. Ship in cooled container during summer months.
Stability:Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable
New York DOH Approval Status: This test is New York DOH approved.
Aliases:
  • CHOP break apart FISH
  • CHOP rearrangement FISH
  • DDIT3 break-apart FISH
  • DDIT3 FISH probe
  • DDIT3 rearrangement FISH
  • t(12;16) translocation by FISH
  • t(12;22)translocation by FISH