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Electrolytes
Test CodeLYTE
Alias/See Also
Chem 4/ Lytes
CPT Codes
80051
Includes
Panel includes: Sodium, Potassium, Chloride, and Total CO2.
Preferred Specimen
Preferred: 2.0 mL of whole blood (1.0 mL of serum/plasma)
Minimum Volume
0.8 mL of whole blood (0.4 mL of serum/plasma)
Instructions
Separate from cellular material within 2 hours.
Transport Container
Serum separator (gold top) or Inpatient/MSTI/ED or Lithium Heparin (green or mint top)
Transport Temperature
Room Temperature
Specimen Stability
Room Temperature: 24 hours
Refrigerated: 3 days
Refrigerated: 3 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis
Methodology
See individual analytes
Setup Schedule
Daily
Report Available
Inpatient turn-around time: Stat 30 minutes, routine 3 hours. Outpatient specimens received by noon will be reported by 4:30 p.m. Specimens received after noon will be reported by the next morning.