traumatic brain injury/brain tumors Flashcards
how is a TBI diagnosed?
CT scan
what is Battles sign and what does this indicate along with raccoon eyes/
its post auricular ecchymosis.
what would I conclude if CSF was leaking from nose and ears?
Dural Tear
what do I NOT want to do if pt has facial fracture?
insert an NG tube
my patients pillow case has a red spot with a green-sih yellow circle around it. What is this called and what does it mean?
“Halo’s sign” and it means theres CSF leak
what is contusion?
bruising of the brain tissue within a focal area
what is common with focal head injuries?
seizures and overal IICP
prognosis from a contusion depends on:
severity of contusio and whether it continues to evolve
if a “coup” injury was on the front of the skull, where would the contrecoup be?
the back of the skull
what is a diffuse axonal injury?
widespread axonal damage which can be mild to severe
how long after initial TBI can a DAI occur?
12-24 hrs
brain “shaken like a bowl of jello’ describes this type of injury
diffuse axonal
____% of those with severe DAI remain in vegetative state
90
if pt has an epidural hematoma, what am I expecting to do?
care to treat IICP, get ready for immediate emergent surgery to remove bleed
why is a subdural hematoma usually less emergent than a epidural hematoma?
because its usually venous and not arterial
