We are proud to announce that PhenoPath is now a Quest Diagnostics Company.
Identifies: The rate limiting enzyme for controlling the production of melanin, and thus a marker of melanocytic cells and tumors. A less sensitive marker of melanoma than gp100 (identified by HMB-45) and MART-1. Subcellular Localization: Cytoplasmic
Organ: Skin & Mucosa
Disease State: Melanoma
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
• 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