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TIA-1 pin

IHC

TIA-1

Methodology: IHC

Clinical Significance:
Identifies: A cytoplasmic protein expressed in a coarse granular pattern in both cytotoxic T cells and NK cells, and on neoplasms arising from these cell types, including the majority of anaplastic large cell lymphomas. Subcellular Localization: Granular and cytoplasmic staining

Organ: Skin & Mucosa

Disease State: Anaplastic Large Cell Lymphoma (Systemic or Cutaneous)

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