Laboratory Test Detail

Last Updated: July 22, 2024 @ 9:13 am


Magnesium, RBC

  • One Royal Blue (EDTA)
  • 2 mL (Min:0.5 mL) Red Blood Cells in Royal Blue (EDTA). Submit Refrigerated.

Also Acceptable:
  • 2 mL (Min:0.5 mL) Red Blood Cells in Trace Element Free Tube. Submit Refrigerated.
Special Handling:
  • Centrifuge whole blood and separate plasma from RBCs within 2 hours of collection. Transfer 2 mL RBCs to an ARUP Trace Element-Free Transport Tube or transport RBCs in the Royal Blue (EDTA) collection tube .
Rejection Criteria:
  • Clotted Specimen
  • Hemolyzed specimens
  • Specimen submitted frozen
Stability:Ambient: 1 Week(s); Refrigerated: 1 Week(s); Frozen: Unacceptable; Incubated: Unacceptable
  • Quantitative Inductively Coupled Plasma-Mass Spectrometry
Reported:2-5 Day(s)
CPT Codes:
  • 83735
  • 9669 - MAGNESIUM, RBC
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