Table 1

Laboratory dataInitial presentation4 months later
(Variable)(Value)(Value)

CSF
 WBC00
 RBC00
 Glucose40 mg/dL59 mg/dL
 Protein28 mg/dL92 mg/dL
 Bacterial cultureNegativeNegative
 Fungal cultureNegativeNegative
 AFB cultureNegative
 HSV PCRNegative
 VDRLNegative
 Cryptococcal AgNegative
WBC4,000 cells/microL2,000 cells/microL
 Neutrophils58%38%
 Lymphocytes28%54%
Sodium141 mEq/L146 mEq/L
Potassium3.2 mEq/L5.2 mEq/L
Chloride102 mEq/L111 mEq/L
Bicarbonate25 mEq/L17 mEq/L
BUN11 mg/dL32 mg/dL
Creatinine5.7 g/dL12.1 g/dL