The British Medical Research Council (BMRC) Clinical Stages for Tuberculous Meningitis

Level of Consciousness

Focal Neurological Deficits

Other Findings

Stage

normal

none

none

I

lethargy

minor (cranial nerve palsy)

altered behavior, meningismus

II

stupor or coma

major (hemiparesis)

seizures, abnormal movements

III

Glasgow Coma Scale

Focal Neurological Signs

Stage

15

none

I

15

any

II

11 to 14

NA

II

<= 10

NA

III

Stage

Mortality Rate (1948)

Risk

I

< 10%

low

II

4 - 55%

moderate

III

37 - 87%

high