Placental Lactogen, IHC with Interpretation

Test Code

19259X

CPT Codes
88342

Preferred Specimen

Formalin-fixed paraffin-embedded tissue block

Other Acceptable Specimens

4-micron unstained slides (x5) • Fixed tissue • Tissue in neutral buffered formalin

Instructions

Pathology report is required

Transport Temperature

Room temperature

Specimen Stability

Room temperature: Indefinite
Refrigerated: Indefinite
Frozen: Unacceptable

Methodology
Immunohistochemical Stain

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. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

A.M.

Clinical Significance

The following CD markers are expressed on specific hematologic cells. Individual and a series of IHC markers can be run on unknown cells and presence or absence of the antigen can help to characterize the cell of interest.

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.