Moderate and Severe Traumatic Brain Injury Flashcards
what constitutes a mild traumatic brain injury?
duration of unconsciousness: <30 minutes
glascow coma scale: 13-15
post-traumatic amnesia: <24 hours
what constitutes a moderate traumatic brain injury?
duration of unconsciousness: 30 minutes to 24 hours
glascow coma scale: 9-12
post-traumatic amnesia: 1 to 7 days
what constitutes a severe traumatic brain injury?
duration of unconsciousness: >24 hours
glascow coma scale: 3-8
post-traumatic amnesia: >7 days
what is loss of consciousness associated with?
lack of awareness, with the person appearing to be in a sleep-like state
what does coma refer to?
being in a sleep-like state, with eyes continuously closed, and the person cannot be aroused to a state of wakefulness
what does the progression of an epidural hematoma in the arterial system of the brain look like?
initial loss of consciousness followed by recovery of consciousness and then rapid deterioration
what does the progression of an epidural hematoma in the venous system of the brain look like?
there is a slower evolution of symptoms, which can be more dangerous
what are the movement disorders associated with TBI? (6)
- plegia
- spasticity
- ataxia
- hypokinesia or hyperkinesia
- tremors
- dystonia (poor coordination)
what are some of the potential problems associated with TBI? (7)
- fatigue combined with sleep disturbance
- anxiety/depression
- psychotic disorders
- sexual dysfunction
- headaches
- personality changes/apathy/amotivation
- lack of awareness - anosognosia and anosodiaphoria
what are the neuropsychological deficits associated with TBI? (5)
- attention
- concentration
- working memory
- speed of mental processing
- memory
what percentage of people returned to work 2 years after a severe TBI?
38%
what percentage of people returned to work 2 years after a moderate TBI?
66%
what percentage of people returned to work 2 years after a mild TBI?
80%
