High-risk signs
-Glasgow Coma Scale ≤14
-Suspicion of depressed skull fracture
-Signs of basilar skull fracture
.Battle sign (mastoid ecchymoses)
.Raccoon eyes (orbital ecchymoses)
.Cerebrospinal fluid rhinorrhea or otorrhea
Hemotympanum
-Altered mental status or loss of consciousness
-Neurological deficit
High-risk signs
-Glasgow Coma Scale ≤14
-Suspicion of depressed skull fracture
-Signs of basilar skull fracture
.Battle sign (mastoid ecchymoses)
.Raccoon eyes (orbital ecchymoses)
.Cerebrospinal fluid rhinorrhea or otorrhea
Hemotympanum
-Altered mental status or loss of consciousness
-Neurological deficit