TEST CHANGE
Iodine, Urine, Random (Iodine/Creatinine Ratio)
Order Code: ICRU
CPT Code: 83789, 82570
Referral Laboratory: Mayo Medical Laboratories
REPLACEMENT TEST
Iodine/Creat Ratio, Random, U
Order Code: IODCU
CPT Code: 83789, 82570
Referral Laboratory: Mayo Medical Laboratories
Effective October 21, 2021, MLabs will change Iodine, Urine, Random (Iodine/Creatinine Ratio) [ICRU] to Iodine/Creat Ratio, Random, U [IODCU] per Mayo Medical Laboratories.
Collection Instructions: Collect 3 mL of urine in a urine collection container and send it refrigerated.
Methodology: Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
Analytic Time: 1-3 days, test runs M,W,F
Reference Range: 0-17 years: not established
≥ 18 years: <584 mcg/g creatinine