What is the role of serum lactate level in the diagnosis of metabolic acidosis?

Updated: Aug 20, 2020
  • Author: Antonia Quinn, DO; Chief Editor: Romesh Khardori, MD, PhD, FACP  more...
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For a complete discussion of the differentials of lactic acidosis, refer to Lactic Acidosis.

The normal plasma lactate concentration is 0.5-1.5 mEq/L.

Lactic acidosis is considered present if the plasma lactate level exceeds 4-5 mEq/L in an acidemic patient.

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