Table 1.
A. Classify as moderate to severe (definite) TBI if one or more of the following criteria apply: |
1. Death due to this TBI |
2. Loss of consciousness of 30 min or more |
3. Post-traumatic anterograde amnesia of 24 h or more |
4. Worst Glasgow Coma Scale full score in first 24 h < 13 (unless invalidated upon review, e.g., attributable to intoxication, sedation, or systemic shock) |
5. One or more of the following is present: |
• Intracerebral hematoma |
• Subdural hematoma |
• Epidural hematoma |
• Cerebral contusion |
• Hemorrhagic contusion |
• Penetrating TBI (dura penetrated) |
• Subarachnoid hemorrhage |
• Brainstem injury |
B. If none of criteria A apply, classify as mild (probable) TBI, if one or more of the following criteria apply: |
1. Loss of consciousness of momentary to less than 30 min |
2. Post-traumatic anterograde amnesia of momentary to less than 24 h |
3. Depressed, basilar, or linear skull fracture (dura intact) |
C. If none of criteria A or B apply, classify as symptomatic (possible) TBI, if one or more of the following symptoms are present: |
1. Blurred vision |
2. Confusion (mental state changes) |
3. Dazed |
4. Dizziness |
5. Focal neurological symptoms |
6. Headache |
7. Nausea |
TBI, traumatic brain injury.