Melanin

Test Code

631

CPT Codes
81005

Preferred Specimen

20 mL urine submitted in a plastic amber vial or plastic leak-proof container foil wrapped to protect from light

Minimum Volume

5 mL

Instructions

Aliquot urine into plastic amber vial or other plastic leak-proof container, foil wrapped to protect from light. Transport frozen samples on dry ice.

Transport Temperature

Frozen

Specimen Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 7 days

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

Samples not protected from light

Methodology
Colorimetric (C)

Setup Schedule

Thursday Morning
Report available: Next Day

Reference Range

None detected

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.