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Test Code LABYFMAGR Magnesium, RBC

Clinical Information

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.

Synonym

  • YFMAGR

Specimen Required

1 mL Whole Blood collected in EDTA (lavender) tube or Navy EDTA tube

Specimen Stability Information

Ambient: 4 days
Refrigerated (preferred): 7 days
Frozen: unacceptable

Reference Values

See Report

Method Description

Inductively Coupled Plasma (ICP)/ Mass Spectrometry (MS)

Performing Lab

Quest Diagnostics Nichols Institute

14225 Newbrook Dr

Chantilly, VA 20153

Day(s) Performed

Tuesday - Saturday

Report Available

4 days

Reporting Name

Magnesium, Red Blood Cell

CPT Code Information

83735

LOINC Code Information

26746-8