Cerebrospinal fluid (CSF) Interpretation & Analysis by Mr. Bakht Munir RMI-RCN Peshawar

1. “CSF Interpretation and Analysis”,
Mr. Bakht Munir Post RN-BS Nursing
CSF is Stand for Cerebrospinal fluid
A clear fluid in sub arachnoid space in meningeal layer around the brain and
spinal cord. mainly produced by the choroid plexus, but also by the ependymal
lining cellsofthebrain'sventricularsystem.Itprotectsbrainandspinal cordfrom
frictionand any other external traumaticshocks
CSF consist of some ingredients including, WBCs, Protein, Glucose etc.
A Trauma, Infection and rheumatic or auto immune diseases are factors that’s
change its naturalstate
The techniqueby whichCSFis obtainedis called Lumbar Puncture(LP)orSpinalTap.
There're many tests of CSF including Routine Examination, Culture & Sensitivity,
Cytology.
Characteristics Normal Bacterial Viral Fungal
Pressure 50–200 mm
H2O
Increased Normal to
mild
Normal to
mild
Glucose 50–80
mg/dL
< 40 mg% Normal to
mild
Low to normal
WBCs 0–5 (upto 30
in neonates)
10-2000 >100 10-50
RBCs Nil Elevated Normal Normal
Protein 15–40 mg/dL Elevate Normal to
mild
Normal to
mild