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.
Report Available
Same day / 1 day
Method Name
Arsenazo
Aliases
Mg
Day(s) Performed
Daily
LOINC
19123-9