NIH Stroke Scale (NIHSS)

Alert Not alert, arousable Not alert, requires repeated stimulation Unresponsive

Both correct One correct Neither correct

Both correct One correct Neither correct

Normal Partial gaze palsy Forced deviation

No visual loss Partial hemianopia Complete hemianopia Bilateral hemianopia

Normal Minor paralysis Partial paralysis Complete paralysis

No drift Drift Some effort against gravity No effort against gravity No movement

No drift Drift Some effort against gravity No effort against gravity No movement

Absent Present in one limb Present in two limbs

Normal Mild-moderate loss Severe or total loss

No aphasia Mild-moderate aphasia Severe aphasia Mute/global aphasia

Normal Mild-moderate Severe

No abnormality Partial neglect Profound neglect