Casandra
Casandra Test Code NG13856Version 1 (DRAFT)
Performing Lab
PTEN (10q23) FISH
Clinical Use
Order TestUse
This test is used to identify PTEN deletions associated with various cancers, including prostate cancer, melanoma, squamous cell carcinoma of the head and neck, and cervix.
Special Instructions
Not provided.
Limitations
The test identifies deletions of the PTEN gene at locus 10q23 but does not provide information on other genetic abnormalities outside this targeted region.
Test Details
New York Approved
Methodology
Chromosomal / Cytogenetics (FISH)
Biomarkers
No genes
GeneExpression
Expression • 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. If sending cut slides, send H&E slide plus 4 unstained slides cut at 4-5 microns. Circle H&E slide for tech-only.
Storage Instructions
Use cold pack for transport, making sure cold pack is not in direct contact with specimen.