Back to Test DirectoryB812 : HER2 FISH-Reflex Equivocal to HER2 IHC
INFORMATION:
Alternate Name:
HER2 by FISH, if borderline reflex to HER2 by IHC
Methodology:
FISH
Clinical Utility:
HER2 by FISH is used to determine prognosis and for predictive response to tyrosine kinase inhibitor therapy. FISH is commonly used to confirm borderline IHC results and/or as an additional confirmation of HER2 status.
ORDERING:
Test Code:
B812-9
Turnaround Time:
3-5 DAYS
Preferred Specimen:
Formalin-fixed, Paraffin-embedded Tissue
Collection:
| Container | Qty | Temp | Stability |
|---|---|---|---|
| Formalin-fixed, Paraffin-embedded Tissue | 1 | Room Temp | 999 DAYS |
Collection Instructions:
BLK: This comes in block form from client with surgical number imprint.
Specimen Comment:
Please include specimen collection date or if collection date is over 30 days include archive retrieval date on requisition.
Alternative Specimen:
Unstained Slide
Billing:
CPT Codes:
88374 x 1
CPT Code Disclaimer
CPT codes provided are for informational purposes only. Accuracy of CPT presented should be validated prior to consideration for billing.
CPT coding is the sole responsibility of the billing party. Please direct any questions regarding CPT coding to the payer being billed.
