What is the role of magnesium measurements in the diagnosis of hypokalemia (low potassium level)?

Updated: Dec 06, 2018
  • Author: Eleanor Lederer, MD, FASN; Chief Editor: Vecihi Batuman, MD, FASN  more...
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The magnesium level may be low, because severe hypokalemia often is associated with significant magnesium losses. In such cases, the potassium level cannot be corrected until the hypomagnesemia has been corrected.

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