Glasgow Coma Scale (GCS) Calculator — free guideline decision tool
Score level of consciousness with the Glasgow Coma Scale (GCS) from eye, verbal and motor responses (3–15).
Open guideline tool →Guideline-based
Implements the decision logic from published clinical guidelines.
Runs in your browser
No installation. Enter the patient's values and get a guideline recommendation instantly.
Data stays local
Nothing is uploaded. Results are for licensed clinicians only.
Common questions
What does Glasgow Coma Scale (GCS) Calculator do?
Assess and trend consciousness in trauma, stroke and the critically ill. Record the EVM components.
How is the result calculated?
GCS = Eye(1–4) + Verbal(1–5) + Motor(1–6). Severity: ≤ 8 severe, 9–12 moderate, 13–15 mild.
Is this a substitute for clinical judgement?
No. All results are decision-support only, for licensed clinicians. They must be individualized to the whole patient and the latest guideline version.
Run Glasgow Coma Scale (GCS) Calculator now
Score level of consciousness with the Glasgow Coma Scale (GCS) from eye, verbal and motor responses (3–15).
Open guideline tool →For licensed clinicians. Not a substitute for clinical judgement.