Iodine, Random Urine

Test Code
16601


CPT Codes
82542

Preferred Specimen
10 mL unpreserved random urine collected in a sterile, plastic leak-proof container


Minimum Volume
2 mL


Other Acceptable Specimens
10 mL of an unpreserved 24-hour urine, submitted in an acid-washed, metal-free container


Instructions
Collect urine without preservatives.


Transport Temperature
Room temperature


Specimen Stability
Room temperature: 10 days
Refrigerated: 10 days
Frozen: Unacceptable


Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)

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. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule
Set up: Tues-Sat p.m.; Report available: Same day


Reference Range
34-523 mcg/L


Clinical Significance
Iodine is an essential element that is required for thyroid hormone production. The measurement of urinary iodine serves as an index of adequate dietary intake.


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.