Normal CSF Analysis

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Normal CSF Analysis :

Pressure: 50–180 mmH2O
Glucose: 40–85 mg/dL.
Protein: 15–45 mg/dL.
WBC: 0–5/µL
Differential: 60–70% lymphocytes; up to 30% monocytes and macrophages; other cells 2% or less.
Gram stain: negative.
Culture: sterile.
Specific gravity: 1.006–1.009.
Gross appearance: Normal CSF is clear and colorless.