The urine potassium test measures the amount of potassium excreted in urine. It helps evaluate kidney function, electrolyte balance, and the cause of abnormal blood potassium levels.
Category: Urinalysis
Also known as: urine potassium, potassium urine, urinary potassium, urine k
Reference range: 25–125 mEq/L (Source: ABIM)
Standard unit: mEq/L
High values may indicate
High urine potassium may indicate hyperaldosteronism, diabetic ketoacidosis, kidney tubular acidosis, diuretic use, or excessive potassium intake.
Low values may indicate
Low urine potassium may indicate acute kidney failure, adrenal insufficiency, diarrhea, or inadequate dietary potassium.