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Synaptophysin pin



Methodology: IHC

Clinical Significance:
A highly sensitive and specific marker of neural and neuroendocrine cells and tumors. Shows superior sensitivity to chromogranin A in the context of high grade neuroendocrine carcinomas. Also expressed in PNET/ES and other tumors showing neural differentiation.

Subcellular Localization: Cytoplasmic, finely granular

Organ: Lung

Disease State: Small, Blue, Round Cell Tumors

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