Selenium, 24-Hour Urine

Test Code

CPT Codes

CPT code 81050 may be added at an additional charge for volume measurement

Preferred Specimen
2 mL aliquot of a preserved 24-hour urine submitted in an acid-washed plastic leak-proof container

Minimum Volume
1 mL

Avoid worksite collection.
Collect urine in an acid-washed, plastic, leak-proof container. Acidify with Hydrochloric or Nitric Acid (1 mL of concentrated acid for each 100 mL urine).

Transport Temperature
Room temperature

Specimen Stability
Room temperature: 5 days
Refrigerated: 14 days
Frozen: 30 days

Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)

Setup Schedule
Set up: Tues, Fri; Report available: 3 days

Reference Range
<240 mcg/24 h

Performing Laboratory
Quest Diagnostics Nichols Institute, Valencia
27027 Tourney Road
Valencia, CA 91355-5386

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.