MAGNESIUM,RBC
Test:
421
CPT:
83735
Synonyms
Special Instructions
Expected Turnaround Time
2 – 4 days
Specimen Requirements
Specimen
2 – 4 days
Volume
1 mL
Minimum Volume
0.2 mL
Container
Green-top (heparin) tube, lavender-top (EDTA) tube, royal blue-top (EDTA) tube, or tan-top lead-free tube
Collection
Centrifuge tube as soon as possible and separate plasma from cells. Discard the plasma. Using the original collection tube, submit only the RBCs to the laboratory.
Storage Instructions
Room temperature
Causes for Rejection
Serum or plasma specimen
Test Details
Use
Evaluate magnesium deficiency