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Alternate Test Names:
Melanoma Associated Antigen
PNL2 is a marker of melanocytes and melanocytic tumors. Identification of PNL2 expression by IHC is useful for the identification of melanomas (both primary and metastatic) and to distinguish them from other tumor types.
Subcellular localization: Cytoplasmic
CPT Code(s): 88342 or 88341 (reference only; CPTs may vary)
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