IODINE, SERUM

Code
000.0000
Name
IODINE, SERUM
Category
None
Department
Send-Out
Start Date
Expiration Date
Synonyms
Iodide
CPT Codes
83789
Site
SBMF
Reference Test
47074
ATLAS Test Code

Specimen Information

Type

Dark blue (royal) top (trace element-free serum) no additive tube provided in SBMF “Trace Metal Collection Kit”

Volume

2.0 ml

Transport Info

Centrifuge and immediately transfer serum to separate plastic, trace element-free tube
Refrigerated

Fasting Required?
False
Patient Instructions

Avoid administration of a gadolinium (Gd) or iodine (I) containing contrast media within 48 hours of specimen collection.

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. During venipuncture, do not use disinfectants (such as Betadine) that contain iodine.

Reference Range

40-92 ng/mL
Values >250 mcg/L may indicate iodine overload.

Methodology

Quantitative Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Clinical Significance

Determination of iodine overload
Monitoring iodine levels in individuals taking iodine-containing drugs

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