|
Herniation syndromes
|
Posturing (n = 163)
|
No posturing (n = 254)
|
P Value
|
|---|
|
Uncal1
|
2 (1.2)
|
2 (0.8)
|
0.64
|
|
Diencephalic2
|
8 (4.9)
|
2 (0.8)
|
0.02
|
|
Midbrain/upper pontine3
|
0 (0.0)
|
2 (0.8)
|
0.52
|
|
Lower pontine4
|
2 (1.2)
|
1 (0.4)
|
0.56
|
|
Medullary5
|
19 (11.7)
|
12 (4.7)
|
0.01
|
- 1 Unilateral mydriasis and unilateral fixed pupil, unilateral ptosis, minimal or no oculocephalic eye deviation and hemiparesis
- 2 Cheynes-Stokes respiration, small or midpoint pupils reactive to light, full deviation of oculocephalic response, flexor response to pain and/or decorticate posturing, hypertonia and or hypereflexia with extensor planters
- 3 Hyperventilation, midpoint pupils fixed to light, minimal oculocephalic deviation, extensor response to pain or decerebrate posturing
- 4 Shallow or ataxic respiration, midpoint pupils fixed to light, no oculocephalic response, flexion of legs only, no response to pain or decorticate posturing, flaccid with extensor planters
- 5 Slow irregular or gasping respirations, dilated pupils fixed to light, respiratory arrest with adequate cardiac output
