Test Overview
Test Methodology

Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)

Test Usage

Monitoring selenium replacement therapy.

Reference Range *

< 35 mcg/specimen (24 hr collection)

Test Details
Days Set Up
Monday - Friday
Analytic Time

1 - 3 days

Soft Order Code
MMLR
Laboratory
Sendout
Reference Laboratory
Mayo SEU (9793)
Section
Special Testing
Specimen Requirements
Collection

Collect 24 hour urine in a clean, plastic container with no metal cap or glued insert and no preservative. Aliquot urine into a clean, plastic container with no metal cap or glued insert and refrigerate within 4 hours of completion of collection. Record total 24 hour urine volume and collection dates/times on request form. Collection must take place prior to or 48 hours after administering gadolinium-containing contrast media.

Contraindications
High concentrations of gadolinium and iodine are known to interfere with most metals tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.
Normal Volume
10 mL aliquot of 24 hour urine collection
Minimum Volume
2 mL aliquot of 24 hour urine collection
Additional Information

Sent to Mayo Medical Laboratories.

Billing
CPT Code
84255
LOINC
5727-3
NY State Approved
No