Casandra
Casandra Test Code NG59901Version 1 (DRAFT)
Performing Lab
RET FISH
Clinical Use
Order TestUse
Fluorescence in situ hybridization (FISH) assay utilizing RET (10q11.2) probes, intended to detect RET gene rearrangements commonly associated with lung cancer and thyroid cancer. Provides diagnostic and potentially therapeutic guidance in identifying actionable RET fusions.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
New York Approved
Methodology
Chromosomal / Cytogenetics (FISH)
Biomarkers
RET
GeneRearrangement
Mutation • Categorical (e.g., Positive / Negative / Indeterminate)
Result Turnaround Time
3-5 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
Not provided
Collection Instructions
Send paraffin block. Also send circled H&E slide for tech‑only (required). Cut slides: H&E slide (required) plus 4 unstained slides cut at 4‑5 microns. Circle H&E slide for tech‑only.