NKX 3.1, IHC without Interpretation

Test Code

39877

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

Setup Schedule

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

Reference Range

See Laboratory Report

Clinical Significance

Prostate specific protein, sensitive and specific marker useful in identifying prostate adenocarcinoma.

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

Last Updated: November 6, 2024

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.