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Iodine Serum/Plasma [16599]
Test CodeS52099
CPT Codes
82542
Preferred Specimen
1 mL serum collected in a no additive trace metal-free (royal blue-top) tube
or
1 mL plasma collected in an EDTA trace metal-free (royal blue-top) tube
or
1 mL plasma collected in an EDTA trace metal-free (royal blue-top) tube
Minimum Volume
0.5 mL
Instructions
Separate plasma or serum from cells and pour off into an acid washed vial (AWV) or other trace element free container.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 10 days
Refrigerated: 10 days
Refrigerated: 10 days
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 FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Tues-Sat; Report available: 3-5 days
Clinical Significance
Iodine is an essential element that is required for thyroid hormone production. The measurement of iodine serves as an index of adequate dietary intake and iodine overload, particularly from iodine-containing drugs such as Amiodarone.
