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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