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HelpTest Code LYTES Electrolytes Panel
Instrumentation / Method
Ortho Vitros XT 7600 / Varies (See individual tests)
Test Schedule / Analytical Time / Test Priority
Daily / Same Day / Available STAT
Reference Range
Refer to Sodium, Potassium, Chloride, and CO2 for reference ranges and critical values.
Specimen Information
Obtain specimen using standard phlebotomy techniques.
No special patient preparation is necessary.
| Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol | Stability |
| SST | Serum | Refrigerate | 4 mL | 1 mL | 0.5 mL | 48 Hrs |
| Lithium Heparin | Plasma | Refrigerate | 4 mL | 1 mL | 0.5 mL | 48 Hrs |
Reject Due To:
- Moderate or Marked Hemolysis
- Specimen unlabeled or mislabeled
CPT / LOINC / Ordering
| Meditech | Medent | LOINC | CPT |
| LYTES | LYTES | 80051 |
Calculation
AGAP = NA - (CL + CO2)