Magnesium, RBC RBCMG
| Method(s) | Quantitative Inductively Coupled Plasma-Mass Spectrometry |
|---|---|
| Specimen Required | |
| Collect | 6 mL royal blue (EDTA) top tube. |
| Transport | Centrifuge whole blood and separate RBCs from plasma within 2 hours of collection. Transfer 2 mL RBCs to Trace Element Free transport tube. (Min: 0.6 mL) |
| Stability | After separation from plasma: Ambient: 1 week; Refrigerated: 1 week; Frozen: Unacceptable |
| Unacceptable Conditions | Frozen, clotted, or grossly hemolyzed specimens. Specimens collected in tubes other than royal blue EDTA. Specimens transported in containers other than royal blue EDTA tube or trace element-free transport tube. |
| Schedule | Daily |
| Billing Code | 5011491 |
| CPTCode | 83735 |
| Preferred Specimen Collection Device(s) | |
| Reference Interval | |
|
Effective May 17, 2021 |
|
