Test Code MG Magnesium, Plasma or Serum
Methodology
Colorimetric End point
Performing Laboratory
Sky Lakes Medical Center-Chemistry
Specimen Requirements
Submit only 1 of the following specimens: Specimen Type: Plasma. Container/Tube: Green top (lithium heparin gel).Specimen Volume: 2 mL. Collection Instructions: Label specimen appropriately (plasma ). Specimen Type: Serum. Container/Tube: Red top or serum gelSpecimen Volume: 2 mL. Collection Instructions: Label specimen appropriately (serum).
Specimen Transport Temperature
Ambient
Reference Values
1.3-2.5 mg/dL. Critical values (automatic call-back): 1.0 mg/dL or 5.0 mg/dL
Day(s) Test Set Up
Monday through Sunday Available STAT
Test Classification and CPT Coding
83735
Test Order Code
LAB103