Test Background Measurement of CSF protein is used to distinguish septic from aseptic meningitis and is also associated with increased permeability of the blood:brain barrier, vasogenic brain oedema, hypercellularity and release of brain-specific proteins during cell death.
Clinical Indications Protein concentrations >1 g/L are often viewed as diagnostic for bacterial, fungal or tuberculous meningitis.
Reference Range 0-30 days 0.26-1.35 g/L
1-3 months 0.10-0.86 g/L
3-6 months 0.10-0.54 g/L
6months - 16 yrs 0.10-0.44 g/L
> 16 years 0.15-0.45 g/L
Sample Required CSF in universal container
Sample Volume 0.5 mL
Turnaround Time 1 day