IODINE, SERUM

Test Documentation
Specimen Required
Draw blood in a dark blue no additive tube. Centrifuge, separate and send 1.0 mL serum (0.3 mL minimum) refrigerated in a screw-capped plastic vial.
If a gadolinium containing contrast media has been administered, a specimen should not be collected for 48 hours.

Rejection Criteria
Grossly icteric specimens

Methodology
Inductively Coupled Plasma/Mass Spectrometry

Stability
Room Temperature: 21 days; Refrigerated: 21 days; Frozen: 21 days

Reference Range
40-92 ng/L

Performed
Monday, Tuesday, Wednesday, Friday

Turnaround Time3-5 days
Test CodeIODI
CPT-4 Code (s)
83789
LOINC Codes
2494-3

Warde
Medical
Laboratory