modified NIHSS (mNIHSS, 11-item)
Modified NIH Stroke Scale (Meyer 2002): the eleven retained items (LOC questions/commands, gaze, visual fields, motor arm L/R, motor leg L/R, sensory as 0/1, language, extinction) each 0 to its item max.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- LOC questions
- 1
- LOC commands
- 0
- Best gaze
- 1
- Visual fields
- 2
- Motor arm left
- 0
- Motor arm right
- 3
- Motor leg left
- 0
- Motor leg right
- 2
- Sensory
- 1
- Best language
- 1
- Extinction / neglect
- 1
Result: mNIHSS 12 of 31: moderate stroke per Meyer 2002.
The tool opens with these values already filled in. Replace them with your own.
What the result means
- 0
- No stroke symptoms.
- 1-4
- Minor stroke.
- 5-15
- Moderate stroke.
- 16-20
- Moderate-severe stroke.
- >=21
- Severe stroke.
What you enter
- LOC questions (0-2)
- LOC commands (0-2)
- Best gaze (0-2)
- Visual fields (0-3)
- Motor arm left (0-4)
- Motor arm right (0-4)
- Motor leg left (0-4)
- Motor leg right (0-4)
- Sensory (0 normal / 1 abnormal)
- Best language (0-3)
- Extinction / neglect (0-2)
How this is calculated
Meyer BC, Hemmen TM, Jackson CM, Lyden PD. Modified National Institutes of Health Stroke Scale for use in stroke clinical trials: prospective reliability and validity. Stroke. 2002;33(5):1261-1266. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.