CSF Analysis

Question 1

Bacterial meningitis

Answer 1

• ↑↑ Neutrophils ,
• ↓ Glucose ,
• ↑↑ Protein
• Bacterial meningitis classically causes the triad of fever, neck stiffness, and altered mental state

Question 2

Viral meningitis

Answer 2

• ↑ Lymphocytes
• Normal Glucose
• Normal or ↑ Protein

Question 3

Fungal or tuberculous meningitis

Answer 3

• ↑ Lymphocytes
• ↓ Glucose
• ↑ Protein

Question 4

Herpes encephalitis

Answer 4

• ↑ Lymphocytes & erythrocytes
• Normal Glucose
• ↑ Protein
• Temporal Lobe involvement (Swelling , Hemorrhage, etc.)

Question 5

Guillain-Barré syndrome

Answer 5

• Normal cell count & type
• Normal Glucose
• ↑ Protein
• GBS usually presents with progressive, symmetric ascending muscle weakness, not seizures and fevers.