MG
Magnesium, Serum or Plasma
EPIC Test Procedure Code: LAB2288
Performing Lab:
Saint Luke's Regional Laboratories
Container Type:
Serum gel tube or green top (heparin) tube
Specimen Type:
Serum or plasma
Preferred Volume:
2 mL
Minimum Volume:
0.5 mL
Collection Procedure:
1. Indicate serum or plasma on the request form.
2. Label the specimen appropriately (serum or plasma).
3. Avoid hemolysis.
Store and Transport:
Room Temperature: < 12 hours
Refrigerated: > 12 hours
Refrigerated: > 12 hours
CPT Codes:
83735 - Magnesium (EAP 30013780)
Test Schedule:
Monday through Sunday
Reference Ranges:
1.60 - 2.60
mg/dL
Critical value:
< 1.2 or ≥ 9.0
mg/dL