Glasgow Coma Scale

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    Glasgow Coma Scale Calculator

    Quickly assess neurological status with our interactive GCS tool. Get instant severity classification, nursing interventions, and clinical guidance.

    GCS Total Score

    —/ 15
    E: –V: –M: –

    Eye Opening (E)

    Verbal Response (V)

    Motor Response (M)

    📋 GCS Quick Reference

    13–15

    Mild

    9–12

    Moderate

    3–8

    Severe

    What is the Glasgow Coma Scale?

    The Glasgow Coma Scale (GCS) is a neurological scale used to objectively measure a patient's level of consciousness. Developed in 1974 at the University of Glasgow, it evaluates three parameters: eye opening response (E), verbal response (V), and motor response (M). The total score ranges from 3 (deep coma) to 15 (fully conscious).

    How to Use GCS in Clinical Practice

    Nurses use GCS as part of routine neurological assessments and rapid trauma evaluations. A score of 13–15 indicates mild brain injury, 9–12 moderate, and 3–8 severe. The critical threshold of GCS ≤ 8 signals that the patient cannot protect their airway and intubation should be considered.

    Why Nursing Students Need GCS

    GCS scoring is a core competency tested on the NCLEX and used daily in critical care, emergency, and medical-surgical nursing. Mastering GCS helps you rapidly communicate patient status using standardized language that every healthcare provider understands.

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