Iodine, Random Urine
Label Mnemonic: IODUR
Epic Lab Code: LAB7409
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Random Urine
Collection Medium:
Yellow top round bottom tube (no additive)
Minimum:
Preferred Minimum: 1 mL random urine
Absolute Minimum: 0.3 mL random urine
Turn Around Time:
3 days upon receipt at reference laboratory
Reference Range:
0-15 years: Not established
> or = 16 years: 26-705 mcg/L
Interpretive Data:
Daily urinary output <20 mcg/L suggest dietary deficiency.

Values >1000 mcg/L may indicate dietary excess, but more frequently suggest recent drug or contrast media exposure.
Comments:
Administration of iodine-based contrast media and drugs containing iodine, such as amiodarone, will yield elevated results.
Methodology:
Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)
CPT Code:
83789