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Test Code LAB187 Lactic Acid, CSF

Reporting Title

Lactic Acid, CSF

Useful For

Aid in differentiating between bacterial and viral meningitis

Aid in identifying increased anaerobic glycolysis or hypoxia associated with bacterial meningitis, cerebral infarction, cerebral arteriosclerosis, intracranial hemorrhage, hydrocephalus, traumatic brain injury, cerebral edema, epilepsy, and inborn errors of metabolism

Methodology

Colorimetric

Performing Laboratory

RMH Core Lab

Specimen Requirements

CSF: 0.5 mL

Specimen Stability

Stability in CSF:

3 hours at 15‑25 °C

24 hours at 2‑8 °C

2 months at (-15)‑(-25) °C

Reference Values

No established reference range

Day(s) Test Set Up

Monday through Sunday; Continuously

CPT Code

83605