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Test Code MG Magnesium, Serum

Clinical Indications

N/A

Additional Test Codes

Epic Order Name: Magnesium (MG)
Sunquest Order Code: MG
Epic Px Code: LAB2373

Specimen Collection Type

Preferred: Mint
Acceptable: Gold

Minimum Collection Volume

1 mL

Reference Range

1.6 – 2.6 mg/dL

Critical Value

<1.0 mg/dL or >6.0 mg/dL

Interpretation

N/A

Rejection Criteria

Gross Hemolysis

Specimen Availability for Add-on Testing

2 Days

Specimen Stability

7 Days Refrigerated

Day(s) Performed

Monday through Sunday

Performing Lab- Department

TUKHS-BH-Chemistry

CPT Code

83735

LOINC Code

19123-9

Test Alias

N/A

Additional Information / Notes

Specimens collected in a serum gel tube or lithium heparin gel tube must be centrifuged within 3 hours of collection. Serum gel should clot for 30 minutes prior to being centrifuged.