Exam
Glasgow Coma Scale
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Glasgow Coma Scale
, Pediatric Glasgow Coma Scale, GCS
See Also
Level of Consciousness
Altered Level of Consciousness
AVPU Scale
Coma Exam
FOUR Score Coma Exam
(
Full Outline of Unresponsiveness
)
Indications
Head Injury
Scoring
Eye Opening
Spontaneous: 4
To speech: 3
To pain or pressure: 2
No Response: 1
Best Verbal Response
Oriented (Infant coos or babbles): 5
Confused (Infant irritable cries): 4
Inappropriate words (Infant Cries to pain): 3
Incomprehensible sounds (Infant Moans to pain): 2
No Response: 1
Best Motor Response
Obeys (Infant moves spontaneous/purposefully): 6
Localizes (infant withdraws to touch): 5
Withdraws to pain: 4
Abnormal Flexion (
Decorticate Posturing
): 3
Abnormal Extension (
Decerebrate Posturing
): 2
No Response: 1
Interpretation
Total: 3-15
Mild Head Injury
: 13-15 (at two hours post-injury)
Moderate Head Injury
: 9-12 (at two hours post-injury)
Severe Head Injury
(
Coma
): <= 8 (at two hours post-injury)
Confers Significant Mortality Risk
Modifiers
2T-8
2T refers to the verbal score uninterpretable due to
Endotracheal Intubation
Only motor (1-6) and eye opening (1-4) are calculated (maximum 2T-10)
In this case (2T-8), refers to cut-off for
Severe Traumatic Brain Injury
Not-Tested (NT)
Use NT to mark items that could not be tested (e.g. intubated patient)
Example: E-1, V-NT, M-3
Precautions
In
Head Injury
, document exactly what is seen (in addition to the score)
Describe what painful did in response to painful stimuli (e.g. sternal rub, trapezius squeeze)
References
Swaminathan and Petrosoniak (2026) Neuro Exam in TBI, EM:Rap, 8/10/2026
Swaminathan and Hicks in Herbert (2020) EM:Rap 20(1):6-7
Morray (1984) Crit Care Med 12: 1018 [PubMed]
Teasdale (1974) Lancet 2:81-4 [PubMed]
Davis (1987) in Rogers, Textbook of Ped Int Care
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