What is the Glasgow Coma Scale?

The Glasgow Coma Scale is a neurological assessment tool used to measure a patient's level of consciousness by scoring eye opening, verbal response and motor response.

What GCS score indicates severe brain injury?

A Glasgow Coma Scale score of 8 or less indicates severe neurological impairment and requires immediate medical evaluation.

Is the GCS calculator free?

Yes. The NurseTools Glasgow Coma Scale calculator is completely free to use and does not require login.

Glasgow Coma Scale (GCS) Calculator

🧠 This is what you get — a complete GCS record in under 60 seconds

Live score, risk interpretation and a print-ready assessment record. Free. No login. No data stored.

EXAMPLE OUTPUT

GLASGOW COMA SCALE (GCS) ASSESSMENT

Patient:Margaret O'Brien · Age 74 · Ward 3A Neurology · Bed 6

Assessed by:RN Sarah Wells · 13/03/2026 08:30

GCS SCORING

Eye Opening (E):3To voice

Verbal Response (V):4Confused

Motor Response (M):5Localises pain

🟢 TOTAL GCS: 12 / 15 — MODERATE IMPAIRMENT — Increased monitoring. Notify medical team.

CLINICAL NOTES

Notes:Post-ictal state following witnessed tonic-clonic seizure at 07:45. GCS improving from baseline of 8 on arrival. Neuro obs Q15min. Dr Chen notified.

Assessing a patient now? Fill the form below — your GCS record generates live as you score.

PATIENT DETAILS

Patient Name

Age

Ward / Bed

Date / Time

Assessing Nurse

GCS SCORING

Component	Response	Pts
Eye Opening (E) Best eye response observed		—
Verbal Response (V) Best verbal response		—
Motor Response (M) Best motor response observed		—

TOTAL GCS SCORE

— / 15

Score all 3 components

Clinical Notes (optional)

LIVE PREVIEW — YOUR ASSESSMENT RECORD

🖨️ To print or save as PDF — press Ctrl+P (Windows) or Cmd+P (Mac)

Clinical Note: GCS should be used alongside local MET/Rapid Response criteria. A score of 8 or below indicates severe impairment — escalate immediately per your facility protocol. This tool stores no patient data. All information exists only in your browser.

Glasgow Coma Scale (GCS) Calculator

🧠 This is what you get — a complete GCS record in under 60 seconds

HOW IT WORKS

PATIENT DETAILS

GCS SCORING

LIVE PREVIEW — YOUR ASSESSMENT RECORD