Prostein, IHC with Interpretation

Test Code
91319


CPT Codes
88342

Preferred Specimen
1 formalin-fixed, paraffin-embedded tissue block


Minimum Volume
1 Block


Other Acceptable Specimens
3 unstained, (+) charged slides, submitted in IHC Specimen Transport Kit


Instructions
Please include surgical pathology report.


Transport Container
IHC Specimen Transport Kit


Transport Temperature
Room temperature


Specimen Stability
Room temperature: indefinite
Refrigerated: indefinite
Frozen: Unacceptable


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


Methodology
Immunohistochemistry (IHC)

Setup Schedule
Setup: Mon-Fri a.m.; Report available: 3 days


Reference Range
Accompanies report


Clinical Significance
A cytoplasmic marker of prostate epithelium; prostein (p501s) is positive in 85-90% of metastatic carcinomas of prostatic origin. This antibody, in combination with PSA, can be used to sensitively and specifically detect metastatic prostate cancer.




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.