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HelpTest Code LAB104 Magnesium, RBC
Specimen Type/Requirements
Lavender top (EDTA) tube - Whole blood
Test is not affected by hemolysis or lipemia.
Patient should refrain from taking vitamins, or mineral herbal supplements for at least one week before sample collection.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.5 mL |
Stability/Transport
| Room Temperature | 4 days | |
|---|---|---|
| Refrigerated | 7 days | Preferred for transport |
| Frozen | Unacceptable |
Performed Test Frequency
Tuesday through Saturday
Methodology
Inductively Coupled Plasma-Mass Spectrometry (ICP/MS)
Performing Lab
Quest Chantilly
CPT
83735
Report Available
4 days
Interface Build Information
| Result Code | Result Code Description |
|---|---|
| 13377 | Magnesium, RBC |