4093 4 Flashcards
TBI: Direct vs Indirect
Direct means you got hit in the head, indirect means you got hit somewhere else
The most common lobes to be hurt in TBI
frontal and temporal
Besides Direct and Indirect, you can categorize TBI as
Primary or Secondary
Primary injury
happens at the same time as a head injury
Moderate TBI
Lose consciousness for up to 6 hours
Other systemic problems
Problems learning/working
Severe TBI
Out for more than 6 hours
Major sign of Basilar skull fracture
CSF from the nose and ears
Concussion is when the
brain rattles around in the skull
A diffuse axonal injury to the brain
means there’s wide spread damage
Secondary brain injury
happens After the initial injury
As ICP increases, perfusion to the brain
decreases
As ICP increases, perfusion to the brain decreases. The brain counteracts this by
vasodilating to encourage perfusion, but that only increases ICP even worse
Epidural hematoma means
blood clotting btwn the dura and the inner skull.
after an Epidural hematoma, the patient will be
knocked out for a minute, but then wakes up and their lucid
This is an emergency situation
Hydrocephalus
too much volume in the CSF