Micronutrient, Magnesium, RBC
Use
Magnesium is an essential trace element. Deficiency leads to irritability, neuromuscular abnormalities, cardiac and renal damage. Its salts are used as antacids and cathartics. Excessive amount may cause CNS depression, loss of muscle tone, respiratory and cardiac arrest.
Special Instructions
Not provided.
Limitations
Not provided.
Methodology
Mass Spectrometry
Biomarkers
Result Turnaround Time
2-5 days
Related Documents
For more information, please review the documents below
Specimen
Tumor Tissue
Volume
Not provided
Minimum Volume
Not provided
Container
EDTA (lavender‑top or royal blue‑top) tube
Collection Instructions
0.5 mL packed red blood cells collected in an EDTA (lavender‑top or royal blue‑top) tube; centrifuge to separate plasma from RBCs and discard plasma; transfer RBCs to a plastic transfer vial from a Quest Diagnostics (trace element and metal‑free) collection kit or transport tube.
Patient Preparation
Patient should refrain from taking vitamins, or mineral herbal supplements for at least one week before sample collection. Patients should be 18 years of age or greater.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 30 days |
| Refrigerated | 30 days |
| Frozen | 30 days |