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Test Directory

3222 Magnesium

Specimen Type
Specimen Stability
Reference Range
Serum
7 Days 2 - 8°C
1.9-2.7 mg/dL

Specimen Requirements

Specimen Type: Serum
Container: 1 Serum Separator Tube (SST)
Temperature: Refrigerated
Preferred Vol: 1.00 mL
Min Vol: 0.50 mL

Method

Colorimetric

Schedule

Mon-Sat

Turn-Around Time

24hrs; Also offered STAT at an additional charge

Instructions/Notes

Clinical Utility

To evaluate the level of magnesium in the blood and to help determine the cause of abnormal calcium and/or potassium levels.

CPT Codes

83735

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