Test Code LAB95 Lactic Acid
Department
CHEMISTRY
Collection Requirements
Due to time requirements test can only be collected at the Irving draw site for out patients. Call a STAT courier for pickup.
Place tube immediately on ice. Recommended that patient is fasting and at complete rest.
Primary Collection Container
K Oxalate and Na Fluoride – Grey Top
Transport
Plasma on ice (Inpatient)
Plasma Frozen (Outpatient)
Preferred Transport Temperature
Frozen
Processing
Specimen must be received for centrifugation within 15 minutes of draw time and immediately separated from cells.
Stability
Ambient: 15 minutes
Refrigerated: 15 minutes
After in lab processing stability, centrifuged and aliquoted
Ambient: 8 hours
Refrigerated: 14 days
Frozen: 1 month
Minimum Testing Volume
0.5 mL
Reference Range
0.5 – 2.2 mmol/L
Methodology
Roche c503 Colorimetric assay.
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
83605
Unacceptable Conditions
Failure to deliver to processing center within 15 min.