CPT/HCPCS
83789
Order Code
CH243
Turnaround Time
6 days
Test Includes
Iodine
Specimen Requirements
Specimen Source
Serum, Plasma
Transport Container
(Specimen Container)
(Specimen Container)
No additive trace metal-free (dark blue-top) tube, or 1 mL plasma collected in an EDTA trace metal-free (dark blue-top) tube
Preferred Specimens
Serum
Minimum Volume (uL)
1 mL
Collection Instructions
(Transport Temperature)
(Transport Temperature)
Transport at Room Temperature
Special Instructions
Separate plasma or serum from cells and pour off into an acid-washed vial (AWV) or other trace element free container. Transport Room temperature.
Test Details
Methodology
Inductively Coupled Plasma/Mass
Spectrometry (ICP/MS)
Clinical Significance
Iodine, Serum/Plasma – Iodine is an essential element that is required for thyroid hormone production. The measurement of iodine serves as an index of adequate dietary intake and iodine overload, particularly from iodine-containing drugs such as Amiodarone.
Reference Ranges
52 – 109 mcg/L
