Collection Notes: Leave: Patient should avoid taking mineral herbal supplements or vitamins for at least one week prior to specimen collection.
Clinical Utility: Magnesium RBC measurement aids in the evaluation of magnesium nutritional status.
Whole Blood, EDTA (0.5 mL)
Ambient 72 Hours
Refrigerated 7 Days
Whole Blood, EDTA Trace Metal (3 mL)
Ambient 10 Days
Refrigerated 10 Days
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