Varicella-Zoster Virus (VZV), IHC without Interpretation

Test Code

92303

CPT Codes
88342

Preferred Specimen

Formalin-fixed, paraffin-embedded block submitted in an IHC Specimen Transport Kit

Minimum Volume

3 unstained, positively (+) charged slides

Other Acceptable Specimens

5 unstained, positively (+) charged slides

Instructions

Do not reject

Transport Container

IHC Specimen Transport Kit

Transport Temperature

Room temperature

Specimen Stability

Paraffin block
Room temperature: 5 years
Refrigerated: 5 years
Frozen: Unacceptable

Slides
Room temperature: 45 days
Refrigerated: 45 days
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

No tumor in blocks or slides

Methodology
Immunohistochemistry

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Set up: Daily; Report available: 1-2 days

Reference Range

See Laboratory Report

Clinical Significance

Identifies Varicella zoster virus in FFPE tissue.

The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.