Vestibular Problems Flashcards
what is description of dizziness in vertigo?
room is spinning
what are the two divisions of vertigo?
central/peripheral
what is central vertigo?
when you have brainstem or cerebellar lesion
what are common causes of central vertigo?
demyelinating diseases, neoplasia, vascular insult, temporal cortex insult
where is issue in peripheral vertigo?
inner ear etiology
what is caloric testing?
shoot water in ear to test the vestibulochlear reflex
what is mnemonic to remember caloric testing?
COWS
explain the COWS mnemonic for caloric testing?
cold water is contralateral (Opposite) ear of nystagmus
warm water is ipsilateral (Same) ear as nystagmus
what is a demyelinating disorder that may lead to vertigo?
MS
with MS is it only vestibular symptoms that have to do with the ear?
no you can have sudden hearing loss too
what neoplasias commonly cause vertigo?
schwannoma and meningioma
what is BPPV?
benign paroxysmal positional vertigo
what is pathology of Benign paroxysmal positional vertigo?
calcium carbonate crystals deposit in the semicircular canals
what are symptoms of Benign paroxysmal positional vertigo?
sudden vertigo related to certain positions
do you have hearing loss in Benign paroxysmal positional vertigo?
NO
what is test for Benign paroxysmal positional vertigo?
Dix hallpike
what is maneuver to relive of Benign paroxysmal positional vertigo?
epley maneuever
what is pathology of menieres disease?
endolyphatic hydrops…more fluid in endolymph than needed
what are the four symptoms of menieres diseasE?
episodic vertigo
tinnitus
hearing loss (sensorineural)
aural fullness
what is aural fullness in menieres?
feeling like the ear is full
is hearing loss low or high frequency in menieres?
low frequency loss
what is Rx for menieres disease?
diuretics/low salt diet
what is labyrinthitis?
infection of the endolymph and perilymph
what are the two symptoms of labyrinthitis?
vertigo and hearing loss lasting days
