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HHV8 (Herpes virus 8, human) pin


HHV8 (Herpes virus 8, human)

Methodology: IHC

Clinical Significance:
Identifies: HHV8 latent nuclear antigen, or LANA, a nuclear protein expressed by cells infected with HHV8. It is expressed in both Kaposi's sarcoma as well as HHV8-associated lymphoproliferative disorders, including primary effusion lymphomas and multicentric Castleman's disease. Subcellular Localization: Nuclear positivity with speckled staining pattern


Disease State: Identification of Organisms

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