SCI Hyperextension vs. hyperflexion
neck forced back vs. neck forced forward
Most unstable mechanism of SCI injury
Rotation due to torn ligaments
SCI Initial injury (axon disruption) examples
cord compression (bone displacement, interruption of blood supply, pulling/stretching cord) or penetrating injury (gunshot, stab wound)
SCI Secondary injury (ongoing, progressive damage) complications
hemorrhage, edema, free radical formation, calcium influx, ischemia
SCI Cervical injury priority
breathing
SCI Thoracic injury priorities
breathing and shock
SCI Complete injury
SCI Incomplete injury
SCI Central cord syndrome
SCI Anterior cord syndrome
SCI Brown-Sequard syndrome
SCI Cauda equina/conus medullaris
C4
top of shoulders, if above: high risk, ventilator dependent
C6
thumb
C7
middle/ring fingers
C8
little finger
T4
below nipple line
T10
below umbilicus
T12
loss in groin
L4
variable: big toe, buttocks, genitalia
S1
top of small toe, perineal/anal numbness
SCI Neurogenic shock mechanism and assessment findings
SCI Neurogenic shock management
SCI Spinal “shock”