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MART-1 Antigen (Melan A) pin


MART-1 Antigen (Melan A)

Methodology: IHC

Clinical Significance:
Identifies: MART1 (Melan A), a sensitive and specific marker of melanoma. While its sensitivity is comparable to that of HMB45, MART1, in contrast, is also a marker of sex cord-stromal and adrenal cortical tumors. Subcellular Localization: Cytoplasmic

Organ: OB/GYN

Disease State: Melanoma

CPT Code(s): 88342 or 88341 (reference only; CPTs may vary)

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