Test Code LYTES Electrolytes
Additional Information
Sodium heparin samples are ok for sodium analysis if the collected tube is full If tube is not filled, test is not acceptable for sodium. Process as soon as possible.
Collection Container
Serum gel
Specimen Required
Serum
Other Acceptable Specimen Types
Li Heparinized plasma,
Special Handling Instructions
Hemolysis and prolonged contact of serum with cells produces elevation of potassium. Elevated platelet count or very elevated white blood cell count may falsely elevate blood potassium. Plasma potassium may be ordered to eliminate interference.
Specimen Volume
1 mL
Minimum Specimen Volume
0.1 mL
Transport Temperature
Refrigerate
Specimen Stability
See individual test listings
Methodology
See individual test listings
Days and Times Performed
Daily
Turnaround Time
3 hrs for Routine, 1 hr for STAT
Reference Ranges
SODIUM (NA) | |||
Age | Males | Females | Units |
All | 133 - 145 | 133 - 145 | mmol/L |
POTASSIUM (K) | |||
Age | Males | Females | Units |
All | 3.6 - 5.2 | 3.6 - 5.2 | mmol/L |
CHLORIDE (CL) | |||
Age | Males | Females | Units |
0 - 30 days | 110-116 | 110-116 | mmol/L |
1 month - Adult | 98-107 | 98-107 | mmol/L |
BICARBONATE (CO2) | |||
Age | Males | Females | Units |
All | 22 - 29 | 22 - 29 | mmol/L |
Units of Measure
mmol/L
CPT Code
80051
LOINC Code
55231-5
EMR Interface Order Code
05800