Dizziness Flashcards
1
Q
three symptoms to differentiate the cause between
A
cardiac
neurological
vestibular
2
Q
presentation of dizziness due to a cardiac problem
A
light-headed
syncope
palpitations
3
Q
presentation of dizziness due to a neurological problem
A
blackouts visual disturbance paraesthesia weakness speech swallow
4
Q
presentation of dizziness due to a vestibular problem
A
vertigo
sense of motion e.g. spinning, falling, being pushed
5
Q
examination
A
otoscopy neurological BP standing/lying balance system audiometry
6
Q
common causes of dizziness
A
postural dizziness
side effects of medication
7
Q
what does a vertical nystagmus or a nystagmus that changes direction indicate?
A
central lesion on the brain rather than a problem with the vestibular-ocular reflex
8
Q
describe the vestibular ocular reflex
A
this stabilises gaze
eye movement opposite direction to head movement
