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MAGNESIUM, RBC

Test Number:
  • 0092079
Test Alias:
Preferred Specimen:
  • Whole Blood
Container Type:
  • EDTA (royal/dark (blue-top) tube or EDTA (lavender-top) tube
Alternative Specimen:
Volume:
  • 2 mL
Collection Instructions:
  • Packed cells: 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 transfer to a transport tube.
Transport Temperature:
  • Room temperature
Specimen Stability:
  • EDTA packed cells:

  • Room temperature: 7 days
  • Refridgerated: 7 days
  • Frozen: Unacceptable

    EDTA Whole Blood:

  • Room temperature: 4 days
  • Refridgerated: 7 days
  • Frozen: Unacceptable

Methodology:
  • Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
CPT Code:
  • 83735
Reject Criteria:
  • Received frozen
Reference Range:
  • 4.0-6.4 mg/dL
Report Available:
  • 5 days

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