2 - 5 days
Test Updated:
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Test Overview
ICR: Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)
CDCR: Enzymatic Colorimetric Assay
Measurement of urinary iodine serves as an index of adequate dietary intake.
0-17 years: Not established; > or equal to 18 years: <584 mcg/g creatinine
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Send urine collected in a clean plastic container to Specimen Processing refrigerated.