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Test Code MGLD Magnesium L&D

Additional Codes

Epic: LAB2361

Specimen Required

Specimen Type: Serum

Collection Container/Type

Preferred: Serum gold

Acceptable: Green top (Lithium heparin)

Submission Container/Tube: Plastic vial

Specimen Volume: 3.5 mL

Collection Instructions: Centrifuge and separate cells after clot formation and within 4 hours of collection.  

Additional Information: If other metal tests are also desired when drawing for a serum magnesium level; the specimen must be drawn in a plain, royal blue-top Vacutainer plastic trace element blood collection tube.

Specimen Minimum Volume

0.5 mL

Specimen Stability

Room temperature: 7 days

Refrigerated: 7 days

Frozen: 1 year

Reference Range

See laboratory report.

Rejection Due To

Unlabeled, mislabeled, wrong tube type, QNS, hemolysis.

Day(s) and Time(s) Performed

Daily

Report Available

Same day / 1 day

Method Name

Arsenazo

Aliases

Mg

LOINC

19123-9