24/08/2025
The Glasgow Coma Scale (GCS) is a standardized neurological assessment tool used to evaluate a patient’s level of consciousness after a head injury, trauma, or in critically ill patients.
It assesses eye opening, verbal response, and motor response — the higher the score, the better the neurological function.
🔹 Components of GCS
1. Eye Opening (E) – scored 1–4
4 = Spontaneous (opens eyes without stimulation)
3 = To speech (opens eyes to verbal command)
2 = To pain (opens eyes to painful stimulus)
1 = No response
2. Verbal Response (V) – scored 1–5
5 = Oriented (knows person, place, time)
4 = Confused conversation (disoriented but coherent)
3 = Inappropriate words (random words, not conversational)
2 = Incomprehensible sounds (moans, groans)
1 = No response
3. Motor Response (M) – scored 1–6
6 = Obeys commands
5 = Localizes pain (purposeful movement toward painful stimulus)
4 = Withdraws from pain (pulls away from stimulus)
3 = Abnormal flexion (decorticate posture)
2 = Abnormal extension (decerebrate posture)
1 = No response
🔹 Scoring
Best possible score = 15 (E4 + V5 + M6) → Fully alert
Lowest possible score = 3 (E1 + V1 + M1) → Deep coma or death
Interpretation:
13–15 = Mild brain injury
9–12 = Moderate brain injury
≤8 = Severe brain injury (often indicates need for airway protection)
🔹 Clinical Use
Rapid bedside tool for assessing neurological status in trauma, stroke, cardiac arrest, or critical illness.
Allows trending changes in a patient’s condition over time.
Used in emergency departments, ICUs, and prehospital settings.
✅ Key takeaway: The GCS is a quick, reliable tool to assess a patient’s consciousness and neurological function based on eye, verbal, and motor responses. A score ≤8 indicates severe injury and possible need for intubation.
゚viralシ
