Test Code MG Magnesium, Plasma or Serum
Additional Codes
Sunrise Clinical Manager (SCM) Orderable: Magnesium, Serum
AllScripts (AEHR) Orderable: Magnesium, Serum
Performing Laboratory
Northwell Health Laboratories
Methodology
Colorimetric
Specimen Requirements
Submit only 1 of the following specimens:
Plasma
Container/Tube: Mint green-top (lithium heparin gel) tube(s)
Specimen: 1 mL of lithium heparin plasma
Transport Temperature: Refrigerate
Collection Instructions:
Note: 1. Indicate plasma on request form.
2. Label specimen appropriately (plasma).
Serum
Container/Tube: Gold-top tube(s)
Specimen: 1 mL of serum
Transport Temperature: Refrigerate
Collection Instructions:
Note: 1. Indicate serum on request form.
2. Label specimen appropriately (serum).
Reference Values
1.6-2.6 mg/dL
Test Classification and CPT Coding
83735
Day(s) and Time(s) Performed
Monday through Sunday, continuously
Computer Interface Code
PDM # 5300255