Symptoms and signs of cerebral herniation
| Glasgow coma score <8 | |
| Abnormal pupil size and reaction | (unilateral or bilateral) |
| Absent doll’s eye movements | |
| Abnormal tone | (decerebrate/decorticate posturing, flaccidity) |
| Tonic posturing | |
| Respiratory abnormalities | (hyperventilation, Cheyne–Stokes breathing, apnoea, respiratory arrest) |
| Papilloedema | (rare, especially in infants) |