Concussion Flashcards
1
Q
mech of concussion
A
- unknown
- rotational acceleartion of brain
- axonal injury, biochemical
- NOT due to bleeding, tearing, brusing
- repetitive injury > cumulates
2
Q
def of concussion
A
immediate an temp alteration ofmental fn due to trauma
-brain injury
-no focal signs, diffuse
-
3
Q
diagnosis
A
clinically
-won’t show up on imaging
4
Q
prevention
A
- helmets do not prevent concussion
1ry: no hits/checks
2ry: recognize nd manage
3ry: stop nd remove from actvity
5
Q
What is CTE?
A
chronic traumatic encephalopathy/Demenita puglistica
- looks drunk
- too many concussions
- brain atrophy
- accumulation of tau proteins > damage neurons
6
Q
Symptoms
A
early: 1 or more - amnesia, headaches, dizziness, nausea, LOC…
Later: hrs-days: memory, fatigue, vertigo, sensitiity to light, ringing…
Later: yrs: dementia, dperession, suicide
7
Q
Management
A
- ABC, LOC
- remove
- don’t leave alone
- monitor signs
- no meds
- see doctor
- physical and mental rest
- gradual return (at least 1 wk off)
8
Q
Wht si 2nd impact syndrome
A
- 2n concussion while still symptomatic from 1st
- malignant brain swelling, herniation of brain, increase ICP
- can be fatal