Test Overview
Test Methodology
ICR: Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)
CDCR: Enzymatic Colorimetric Assay
Test Usage
Measurement of urinary iodine serves as an index of adequate dietary intake.
Reference Range *
0-17 years: Not established; > or equal to 18 years: <584 mcg/g creatinine
Test Details
Days Set Up
Monday - Friday
Analytic Time
2 - 5 days
Soft Order Code
ICRU
Laboratory
Sendout
Reference Laboratory
Mayo ICRU
Section
Special Testing
Specimen Requirements
Collection Instructions
Send urine collected in a clean plastic container to Specimen Processing refrigerated.
Contraindications
Administration of iodine-based contrast media and drugs containing iodine, such as amiodarone, will yield elevated results.
Normal Volume
3 mL
Minimum Volume
1 mL
Storage Temperature
Refrigerated preferred, but frozen or ambient also acceptable
Additional Information
Test sent to Mayo Clinic Laboratories.
Billing
CPT Code
83789, 82570
Fee Code
AA492, AA180
NY State Approved
No