Days Set Up
Monday - Friday
Analytic Time

2 - 5 days

Soft Order Code

Test Updated:


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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

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

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection Offsite

Send urine collected in a clean plastic container to Specimen Processing refrigerated.

Normal Volume
3 mL
Minimum Volume
1 mL

Billing Information

CPT Code
83789, 82570
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.