Glasgow Coma Scale (GCS)
Score range: 3-15
Post-Traumatic Amnesia (PTA)
Duration in hours
Severity Score
1/3
Severe TBI
GCS Guide
• 13-15: Mild
• 9-12: Moderate
• 3-8: Severe
PTA Guide
• <24h: Mild
• 1-7d: Moderate
• >7d: Severe
This tool provides initial guidance only. Clinical judgment and comprehensive assessment are essential.
Last Comprehensive Review: 2026
