14. Differentiation of CSF changes in viral, bacterial and fungal meningites

Question 1

Pressure

Answer 1

V: N or moderately increased
B: Increased
F: Increased

Question 2

Leukocytes

Answer 2

Normal: 1-5 mm^3
V: 5-a few hundreds (predom. mononuclear cells, 1st stage polymorphonuclear cells)
B: A few thousands (polymorphonuclear cells)
F: 0-800, ~50 (predom. mononuclear cells)

Question 3

Total protein

Answer 3

Normal: 15-50 mg/dl
V: N or increased to less than 100
B: Increase 100-500
F: 20-500, ~100

Question 4

Glucose

Answer 4

Normal: 45-80 mg/dl
V: Decreased
B: Decreased 5-40
F: Decreased, ~30