1p/19q, d(1;19) Deletion by FISH

Methodology: 
Fluorescence in situ hybridization
Performed: 
Weekly
Reported: 
Within 9 days
Use: 
The loss of presence of these chromosomes and genes indicates the presence of an oligodendroglioma but does not conclude an oligodendroglioma.
Specimen Requirements: 

Collection: Tumor tissue

Storage/Transport Temperature: Specimens should be formalin-fixed, paraffin-embedded and stored between 20° - 25° C; paraffin blocks should be protected from excessive heat. Specimens should be shipped in a cooled container during summer months. A surgical pathology report should be included with all shipped specimens.ort should be included with all shipped specimens.

Unacceptable Conditions:
  • Tissue without tumor cells
  • Frozen specimens
  • Specimens processed in any fixative other than formalin
Stability (collection to initiation of testing):
  • Ambient: Indefinitely
  • Frozen: Unacceptable
Reference Values: 

Non-deleted; interpretive report.

CPT Code (s): 
88365, 88364
Notes: 

UFHPL Test #: 10010

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