In this section, we’ll take a look
at vertigo, dizziness, and syncope.
Vertigo with dizziness.
Dizziness, what is it?
Vague term with many meanings
in different people.
But what is actual vertigo?
A hallucination of self or
Most commonly rotational,
but can be linear.
Usually indicates acute asymmetry
between the vestibular nuclei.
Ever seen a car
and you see the car the next
to you that’s moving and
you feel like, “Oh, my goodness!
I forgot to put my
foot on the break,”
as an example.
Spontaneous perception of sound,
typically ringing or buzzing.
And with tinnitus, remember,
you could have a particular a
brain tumor we talked about,
a primary brain tumor known as schwannoma,
which is an acoustic neuroma.
Anything that may cause disruption
to the eighth cranial nerve perhaps,
resulting in this altered
perception of sound.
The differentials for vertigo:
single prolonged episode,
maybe it’s the damage to the vestibular
neuronitis or to the nerve of it.
Or what about the labyrinthine?
In other words, think
about the labyrinthine
that we have in our
middle ear, huh?
Unbelievable that’s it’s able to then move
from the middle ear to the inner ear.
We go from that type of percussion and
then it then travels through a fluid.
Every single time I think
about it, it’s amazing.
Anyhow, labyrinthine concussion or lateral
medullary or cerebellar infarction.
This maybe could be found
with Ménière's disease,
We have perilymphatic fistula,
and we have postural
circulation type of ischemia.
We have something called benign
positional paroxysmal vertigo, BPPV.
Stroke, tumor, or your
multiple sclerosis plaques.
especially around the ventricles,
may then follow the
I’m going to call that