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HelpMagnesium, Plasma
Performing Lab(s)
Memorial-Belleville & Memorial-Shiloh
Specimen Requirement (s)
Specimen Type: plasma (preferred) or serum
Container/Tube: Mint green (LiHep) tube (preferred), SST (gold or marble) or plain red top
Specimen Volume: 2 mL
Specimen Minimum Volume: 1 mL
Collection Instructions: NA
Lab instructions: NA
Unacceptable Conditions
- Avoid hemolysis.
Day(s)/Shift(s) Test Set Up and Turnaround Time
Sunday through Saturday
Hours: 24 hours
Turnaround Time:
STAT: 60 minutes
Routine: less than 8 hours from receipt.
Transport and Stability
Transport temperature: Ambient to lab
Reference Values
0 days - 150 years - 1.4-2.5 mg/dL
Critical values:
0-days - 150 years < 1 mg/dL or > 4.8 mg/dL
CPT/LOINC Codes
83735