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FOXP1 pin



Methodology: IHC

Clinical Significance:
Identifies: A non-lineage-specific nuclear transcription factor expressed in normal mature B cells at several stages of development, and in a variety of non-Hodgkin lymphomas, but not in Hodgkin lymphomas.  FOXP1 is used as part of a panel of markers in immunohistochemical distinction of germinal center-derived diffuse large B cell lymphoma (DLBCL) from non-germinal center-derived DLBCL. Subcellular Localization: Nuclear

Organ: Genitourinary Tumors

Disease State: Diffuse Large B Cell Lymphoma

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