Diagnosis
| Type of meningitis | Glucose | Protein | Cells |
|---|---|---|---|
| Acute bacterial | low | high | PMNs, often > 300/mm³ |
| Acute viral | normal | normal or high | mononuclear, < 300/mm³ |
| Tuberculous | low | high | mononuclear and PMNs, < 300/mm³ |
| Fungal | low | high | < 300/mm³ |
| Malignant | low | high | usually mononuclear |
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