AIIMS November 2011 – MCQ 8

A 25 year old lady presented with fever of 1 month duration, ataxia and head ache. Brain imaging showed dilated ventricles with basal exudates. Which among the following is the most likely CSF finding?
A. Lymphocytic pleocytosis, low sugar, high protein
B. Lymphocytic pleocytosis, low sugar, low protein
C. Lymphocytic pleocytosis, high sugar, low protein
D. Neutrophilic pleocytosis, low sugar, high protein

(Modified repeat question – AIPGMEE 07 MK q176 – In the original question, the clinical scenario was not included – instead, the diagnosis was given and the CSF features were asked)

Correct answer : A. Lymphocytic pleocytosis, low sugar, high protein

The clinical features and imaging findings are characteristic of TB meningitis. CSF features of TB meningitis are:

  • Elevated CSF pressure
  • Increased protein (10-500mg/dl)
  • Decreased glucose (20-40mg/dl)
  • Lymphocytic pleocytosis (10-500 cells / microlitre)

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