TABLE 25-5. CSF FINDINGS IN MAJOR CNS INFECTIONS

 
PURULENT MENINGITIS (Acute bacterial)
VIRAL MENINGO-ENCEPHALITIS
GRANULOMATOUS MENINGITIS (tuberculosis, fungal meningitis, sarcoid, syphilis, Listeria, Brucella, ETC.)
WBC's More than 1,000/cu mm; mostly polys Less than 500/cu mm; first polys; then lymphs Less than 200/cu mm; mostly lymphs
Protein High Normal or slightly elevated High
Sugar Low (often less than 20 mg%) Normal Low (rarely as low as in bacterial meningitis)
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