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1p/19q Tricolor Deletion
- FISH
Probes: 1p36/1p12/1q25 |19q13/19q11q12/19p13
Disease(s): Oligodendroglioma
This assay employs one centromeric probe and two distal probes per chromosome to detect and differentiate whole-arm vs partial 1p and 19q deletions, and to detect polysomy.
Turnaround time
3-5 Days
Level of Service
- Global
- Technical Only
New York Approved: Yes
Specimen Requirements
Paraffin Block: Send paraffin block. Also send circled H&E slide for tech-only (required). Cut Slides: Send 4 unstained slides cut at 4-5 microns plus H&E slide (required). Circle H&E slide for tech-only.
Storage and Transportation
Use cold pack for transport, making sure cold pack is not in direct contact with specimen. NYS clients please provide date and time of Collection.
CPT Code(s)*
88374x2 automated or 88377x2 manual. Codes may differ if manual analysis is performed.
*The CPT codes provided with our test descriptions are based on AMA guidelines and are for informational purposes only. Correct CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed.
Last Updated: March 21, 2025