Wilms Tumor 1 (WT1), IHC with Interpretation

Test Code

CPT Codes

Preferred Specimen
Formalin fixed paraffin embedded tissue in an IHC specimen transport kit

Other Acceptable Specimens
4-micron unstained slides (x5) • Fixed tissueTissue in neutral buffered formalin

Pathology report is required

Transport Temperature
Room temperature

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

Immunohistochemical Stain

Setup Schedule

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.