Tyrosinase, IHC without Interpretation

Test Code

CPT Codes

Preferred Specimen
1 formalin fixed paraffin block

Minimum Volume
1 block

Other Acceptable Specimens
3 Slides Unstained, positively charged slides IHC Specimen Transport Kit

Please include surgical pathology report.

Transport Container
IHC Specimen Transport Kit

Transport Temperature
Room temperature

Specimen Stability
Room temperature: Indefinitely
Refrigerated: Indefinitely
Frozen: Do Not Freeze


Setup Schedule
Set up: Mon-Fri Morning; Report available: Next day

Clinical Significance
Tyrosinase, an enzyme that mediates melanin pigment
biosythesis, is immunoreactive in amelanotic and
melanotic tumors.
Tyrosinase is also one of the common targets of
immunoreactive lymphocytes in melanoma.

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

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.