Iodine, Urine UIODIN

Method(s) Quantitative Inductively Coupled Plasma-Mass Spectrometry
Specimen Required
Collect

24-hour or random urine collection.

Transport

Transfer an 8 mL aliquot from a well-mixed collection to ARUP Trace Element-Free Tubes (Min: 1 mL). Refrigerated.

Remarks

Patient Preparation:

Diet, medication, and nutritional supplements may introduce interfering substances. Patients should be encouraged to discontinue nutritional supplements, vitamins, minerals, nonessential over-the-counter medications for 48 hours (upon the advice of their physician). In addition, the administration of iodine-based contrast media and drugs containing Iodine may yield elevated results. Specimen must be collected in a plastic container and should be refrigerated after collection.

Stability

Ambient: 2 months; Refrigerated: 2 months; Frozen: 2 months

Unacceptable Conditions

Specimens not received in Trace Element-Free tubes. Urine collected within 48 hours after administration of a gadolinium (Gd) or iodine (I) containing contrast media (may occur with MRI studies). Acid preserved urine. Specimens contaminated with blood or fecal material. Specimens transported in non-trace element-free transport tube (with the exception of the original device).

Schedule Tues, Thu, Sat
Billing Code 5011866
CPTCode 83018
Preferred Specimen Collection Device(s)
Reference Interval
 
ComponentsAgeReference Interval
Iodine, Urine - per volume16 years and older26.0-705.0 ug/L
Iodine, Urine - per 24h16 years and older93.0-1125.0 ug/d
Iodine per gram of CreatinineNo reference interval (ug/g crt)
Creatinine, Urine - per 24hAgeMale Female
 3-8 years140-700 mg/d140-700 mg/d
 9-12 years300-1300 mg/d300-1300 mg/d
 13-17 years500-2300 mg/d400-1600 mg/d
 18-50 years1000-2500 mg/d700-1600 mg/d
 51-80 years800-2100 mg/d500-1400 mg/d
 81 years & older600-2000 mg/d400-1300 mg/d
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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