CPT/HCPCS
83018
Order Code
CH393
Turnaround Time
48-72 hours
Specimen Requirements
Specimen Source
Whole blood
Transport Container
(Specimen Container)
(Specimen Container)
Royal blue EDTA
Preferred Specimens
Whole Blood
Minimum Volume (uL)
4mL
Collection Instructions
(Transport Temperature)
(Transport Temperature)
Transport Refrigerated (cold packs)
Specimen Stability
| Temperature | Period |
|---|---|
| Room temperature | 48 hours |
| Refrigerated | 5 days |
| Frozen | Unacceptable |
Special Instructions
Patient should refrain from taking mineral supplements, vitamin B12 or vitamin B complex three days before specimen collection
Test Details
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
Reference Ranges
≤1.8 mcg/L
