Potassium (K) in Urine

Urinary Potassium

What To Think About

  • Potassium levels can also be checked in a blood test. For more information, see the medical test Potassium (K) in Blood.
  • Doctors may look at urine potassium and blood potassium levels to see whether conditions or medicines may be causing fluid or electrolyte imbalances. Urine potassium levels are often high when blood levels are low or low when blood levels are high. Urine potassium levels are affected by medicines and hormones.

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Author: Jan Nissl, RN, BSLast Updated: November 17, 2006
Medical Review: Martin Gabica, MD - Family Medicine
Avery L. Seifert, MD - Urology

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Topic Contents
 Test Overview
 Why It Is Done
 How To Prepare
 How It Is Done
 How It Feels
 Risks
 Results
 What Affects the Test
Arrow PointerWhat To Think About
 References
 Credits