Electrolytes

Test Code
LYTE


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


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.




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.