FISH FOR ALK (2P23) THINPREP NSCLC
Test Mnemonic
FSHTPA
CPT Codes
- 88377 - QTY (1)
Includes
- LSI 2p23.2
Performing Laboratory
Cleveland Clinic Laboratories
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| Other | Aspirate, fine needle collected in CytoLyt solution. Label container with two unique identifiers (not on lid) and cap tightly. |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | Fine Needle Aspirate slide transported at ambient temperature. |
Days Performed
5 days per week
Turnaround Time
5 - 7 days
Methodology
| Name | Description |
|---|---|
| Fluorescent In-Situ Hybridization (FISH) |
Special Info
REQUIRED BY FEDERAL LAW: Specimen must be accompanied by Cytology requisition giving patient's name, age, clinic number, clinician, clinical history, procedure location, specimen submitted, time and date.
Clinical Info
Interphase FISH analysis on cytopathology specimens utilizing a dual color, break-apart probe for the ALK gene at 2p23.2 to identify patients with late-stage, non-small lung cell cancer who may benefit from specific drug treatment. The translocation partner gene cannot be identified in this assay. If no cells are available for analysis, no analysis charges will be incurred.