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Table

NIH Stroke Scale

Exam VariableScore
1. Level of consciousness
1a. Alert 0
Not alert, but arousable by minor stimulation1
Not alert, requires repeated stimulation to attend2
Coma or responds only with reflex motor or autonomic effects3
1b. Ask the patient the month and their age
Answers both correctly0
Answers one correctly1
Answers both incorrectly2
1c. Ask the patient to open/close eyes AND grip/release non-paretic hand
Performs both tasks correctly0
Performs one task correctly1
Performs neither correctly2
2. Assess horizontal gaze
Normal0
Partial gaze palsy (one or both eyes)1
Complete gaze palsy or forced deviation2
3. Visual field testing
No visual loss0
Partial hemianopia1
Complete hemianopia2
Bilateral hemianopia (including cortical blindness)3
4. Facial palsy testing (ask pt to show teeth, raise eyebrows, and close eyes)
Normal symmetrical movement0
Minor paralysis (flattened nasolabial fold, asymmetry on smiling)1
Partial paralysis (near or total paralysis of lower face)2
Complete paralysis (absence of upper and lower facial movement)3
5. Arm motor function (palms down with scoring of right and left individually)
No drift (limb maintained at 90°[standing] or 45°[sitting] for 10 sec)0
Drift < 10 sec, but not hitting bed or other support1
Some effort against gravity, but cannot get to or maintain elevation2
No effort against gravity3
No movement4
6. Leg motor function (score right and left individually)
No drift (limb maintained at 30°for 5 sec)0
Drift < 5 sec, but not hitting bed1
Some effort against gravity, but cannot get to or maintain elevation2
No effort against gravity3
No movement4
7. Limb ataxia (finger to nose and heel to shin performed bilaterally)
Absent0
Present in one limb1
Present in two limbs2
8. Sensory loss (pinprick testing of arms, legs, trunk, and face with bilateral comparison)
Normal; no sensory loss0
Mild to moderate; dullness or loss of pain, but aware of touch1
Severe to total loss; no pain and no awareness to touch2
9. Best language (assessed by describing picture, naming items, and reading sentences)
No aphasia0
Mild to moderate aphasia; loss of fluency, without limitation of ideas1
Severe aphasia; fragmented expression2
Global aphasia (or mute); incomprehensible speech3
10. Dysarthria (assessment of articulation through reading or repeating words)
Normal0
Mild to moderate slurring1
Severe slurring as to be unintelligible2
Intubated or other physical barrier3
11. Extinction and inattention (formerly neglect)
No abnormality0
Inattention or extinction to bilateral simultaneous stimulation in one of the sensory modalities1
Profound hemi-inattention; orients to one side of space only2

Interpretation of ScoreSorry no Image

Total possible range = 0-42
0-5 = minor stroke
6-13 = moderate stroke
ge14 = major stroke