Page 95 - Radiology Book

meningitis
93
csf testing in meningitis
Meningitis
Pressure
WBC/mL 0-5
Cell Type Lymphs
Protein
Glucose
Culture Sterile
Miscellaneous
Normal Adult Bacterial
Viral
Herpes Encephalitis SSPE
50-180
20-45
50-80
Post Rubella
TB
Mycoplasma Subdural Empyema Epidural Abscess Brain Abscess Sarcoid Neurosyphilis Lyme
Increased Normal Increased Normal High ---
Mod inc --- --- 100-200 Decreased AFB+
Fungal
Spine Abscess
Increased
Increased Decreased 100-400 Normal +/-
(mmH2O)
(mg/dL)
(mg/dL)
Increased Normal Increased Low/nl
100K* Increased 10-500 Increased Slight inc 50-500 Normal 50-1000 20-100 20-300 10-200 200-300 >3000 <1000
PMNs Lymph/mono Lymphs Lymphs Lymphs Lymphs Lymphs PMNs PMNs/lymphs PMNs Lymphs L/plasma cells/mono Lymphs Lymphs
100-500 Nor/Inc Increased
Decreased +
Normal
Dynamic block
<100
Lymphs/PMNs
Notes: Low/nl = Low normal, Nor/Inc = Normal to Increased, Nor/dec = Normal to Decreased, Mod inc = Moderate Increase, Slight inc = Slight Increase; *WBC in bacterial meningitis >500 (usually > 1000), Early: May be <100; SSPE = subacute sclerosing panencephalitis, OCB = Oligoclonal bands True CSF WBC = Actual WBC in CSF - [(wbc serum x RBC CSF)/RBC serum]
Meningitis
Increased 75-300 Slight inc <100 Increased 40-200 >400
Normal - Normal +/- Normal +/- Normal +/-
Normal
-
PCR
PCR HSV +OCB, +lgG +OCB, +lgG Ab (+)
Normal
--- --- ---
Nor/dec Normal Normal
Sterile +
+ACE, +lgG +VDRL, +FTA, +IgG +OCB
Antigens
+
+