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Test Code LACTIC Lactic Acid

Collection Container

Gray (sodium fluoride/potassium oxalate)

Specimen Required

Plasma

Special Handling Instructions

Should be resting quietly in bed immediately before specimen is drawn.  Venous specimens should be obtained without the use of a tourniquet or immediately after the tourniquet has been applied.  Plasma must be separated from cells within 90 minutes of collection

Specimen Volume

1 mL

Minimum Specimen Volume

0.1mL

Specimen Stability

Room temperature: 8 hours, Refrigerated: 14 days

Reasons for Rejection

Specimen not spun and separated within 90 minutes. Plasma sample at room temperature > 8 hours.

Methodology

Lactate oxidase; enzymatic

Days and Times Performed

Test performed daily

Turnaround Time

24 hours for routine, 1 hour for stats

Reference Ranges

Female and Male: 0.5-2.2 mmol/L

Critical Results: >5.0 mmol/L

Units of Measure

mmol/L

CPT Code

83605

LOINC Code

2524-7

EMR Interface Order Code

07035

CRITICAL RESULTS

>5 mmol/L