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Carbonic Anhydrase IX (CA-IX) pin


Carbonic Anhydrase IX (CA-IX)

Methodology: IHC

Clinical Significance:
Identifies renal cell carcinoma, as well as other clear cell carcinomas, e.g., from urothelium and adrenal cortex. May also provide prognostic information in CRCC, with low CA-IX expression correlating with poor survival. Subcellular Localization: Cytoplasmic and membranous

Organ: Genitourinary Tumors

Disease State:

CPT Code(s): 88342 or 88341. The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Turnaround Time: Within 1-2 business days of receipt

Schedule: Monday - Friday

Specimen Requirements:
• Formalin-fixed, paraffin-embedded (FFPE) tissue block or cell block - OR - • 1 unstained slide for each test requested plus 3-4 additional unstained slides cut at 4µm