| parent | Potassium | LP15098-4 |
| child | Fractional excretion of potassium | Urine and Serum or Plasma | Chemistry - non-challenge | LP386628-4 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Fractional excretion of potassium |
| DisplayName | en-US | Fractional excretion of potassium |
LOINC Version: 2.78