Dizziness Flashcards
Types of dizziness
vertigo
dysequilibrium
presyncope
causes of vertigo + major differences between them
Migraine
Meniere’s (hearing loss, episodic)
Labrinthitis (hearing loss, constant)
BPPV (episodic, no hearing loss)
Vestibular neuritis (sudden, constant, no hearing loss)
Ramsay Hunt (facial paralysis)
causes of dysequilibrium
Cerebellar infarct
causes of presyncope
Arrhythmia
MI
Orthostatic hypotension
Sx of meniere’s
Vertigo
Hearing loss
Fluctuant
Rx of meniere’s
Refer to ENT
Betahistine
Sx of labrinthitis
Vertigo
Hearing loss
Sudden, constant
Often from HSV
Hearing loss doesn’t usually recover
Sx of BPPV
Recurrent, positional vertigo
Provoked by Dix-Hallpike
How do you do the Dix-Hallpike
A rapid position change from sitting to supine with the patient’s head hanging over the side of the table turned at a 45 degree angle, eyes opened, held for approxmately 20 seconds and looking for evidence of nystagmus and vertiginous symptoms.
Rx of BPPV
Reassurance (resolves spontaneously)
Epley Maneuver
DizzyFix Hat
Brandt-Daroff Exercises
Anti Emetics
Sx vestibular neuritis + rx
Sudden vertigo
No hearing loss
Self resolving
Sx ramsay hunt
Vertigo
Facial paralysis
When to investigate dizziness
Sx of central vertigo
Hx of trauma
Dizziness lasting seconds ddx
BPPV, orthostatic hypotension
Dizziness lasting minutes ddx
meniere’s
