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Test Code LACTATE PLASMA Lactic Acid, Plasma

Specimen Requirements

Draw blood in a grey-top (potassium oxalate/sodium fluoride) tube(s). Specimen should be drawn without the use of a tourniquet. Spin down, separate plasma from cells within 15 minutes of draw, and send 1 mL of potassium oxalate/sodium fluoride plasma frozen in plastic vial. Avoid hemolysis.

Note:  1. If sending whole blood, transport specimen on ice.

2. Patient’s age and sex are required on request form for processing.

Performing Laboratory

Conway Regional Clinical Laboratory Services

Reference Values

0.5-2.2 mmol/L

Critical value (automatic call-back):  >3.4 mmol/L

Methodology

Oxidation Lactate to Pyruvate

Day(s) Test Set Up

Monday through Sunday

Available STAT

Test Classification and CPT Coding

83605