Iodine Urine Timed 
Mnemonic U IODINE T
CPT 83789
Test Code 3550181
Synonyms  
Test Includes  
Specimen Urine (24 Hour)
Volume 5.0 mL
Container Urine (24 hour) - no preservative
Special Instructions  
Specimen Prep  
Storage Room temperature
Transport Temp Room Temperature
Stability Rm Temp 14 daya
Stability Refrig 14 days
Stability Frozen 14 days
Methodology Inductively Coupled Plasma-Mass Spectrometry (ICP-MS) 
Rejection Criteria   
Reference Value 100 - 460 ug/24 hr 
Performed/TAT Monday - Friday   Reported in 1-4 days    
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