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HelpOrder Code K Potassium Level
Additional Codes
Epic Order ID LAB2272
Sub activity Type
Chemistry
Collection tube (preferred)
Green Li PST
Specimen Type
Plasma/Serum
Minimum Volume
0.6 ml
Stability
7 days at 2-8°C
Transport Container
Plasma Separator Tube(PST) or Serum Separator tube (SST)
Rejection Criteria
Grossly hemolyzed
Acceptable collection tube
SST
Notes
Separate from cells as soon as possible after clotting
Clinical Significance
Potassium measurements are useful in monitoring electrolyte balance in the diagnosis and treatment of disease conditions characterized by low or high blood potassium levels. Potassium is elevated in adrenal cortical insufficiency, acute renal failure and in some cases of diabetic acidosis. Potassium is decreased in diuretic administration and renal tubular acidosis.
Reference Range
Cedar Falls / Oelwein: 3.5 - 5.1 mmol/dL
Waterloo: 3.5 - 5.1 mmol/dL