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Iodine, Random Urine
Test CodeLAB5210311
Quest Code
16601
CPT Codes
82542
Preferred Specimen
10 mL random urine collected in a sterile, leak-proof container - no preservative
Minimum Volume
2 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 10 days
Refrigerated: 10 days
Frozen: Unacceptable
Refrigerated: 10 days
Frozen: Unacceptable
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
Setup Schedule
Sets up 3 days a week.
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 Chantilly Nichols Institute
14225 Newbrook Dr.
Chantilly, VA 20151-2228