Milliequivalents per liter

Alternate Terms:
  • mEq/L
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Milliequivalents per liter Definition by Healthwise:

Milliequivalents per liter (mEq/L)

Some medical tests give results in milliequivalents per liter (mEq/L).

  • An equivalent is the amount of a substance that will react with a certain number of hydrogen ions. A milliequivalent is one-thousandth of an equivalent.
  • A liter measures fluid volume. It is a little bigger than a quart.

Author: Jeannette Curtis
Medical Review: Patrice Burgess, MD - Family Medicine
Adam Husney, MD - Family Medicine
Kathleen Romito, MD - Family Medicine
Last Updated: May 25, 2007

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