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Lactic Acid, Plasma
Test Code2092
Alias/See Also
Lactate, Plasma; Lactate
Preferred Specimen
One 5 mL gray (sodium fluoride/potassium oxalate). (Min: 3 mL) Collect on ice. Draw the specimen without the use of a tourniquet or within three minutes of applying the tourniquet, but before releasing the tourniquet. Centrifuge specimen within 15 minutes of collection.
Minimum Volume
1 mL plasma at 2-8°C. (Min: 0.2 mL)
Instructions
Patient should avoid any exercise of the arm or hand before or during collection.
Transport Temperature
1 mL plasma at 2-8°C. (Min: 0.2 mL)
Specimen Stability
After separation from cells: Ambient: 8 hours; Refrigerated: 2 weeks; Frozen: 1 month
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
EDTA, citrate, or iodoacetate as anticoagulants, or tubes less than half full.
Methodology
Enzymatic
Setup Schedule
Sun-Sat
Report Available
Within 24 hours
Limitations
Patient should be fasting and at complete rest. Collect blood without stasis in sodium fluoride/potassium oxalate, followed by immediate chilling of the specimen and separation of cells within 15 minutes. Do not freeze whole blood.
