Benign paroxysmal positional vertigo Flashcards
When does BPPV occur
when otoliths in the inner ear become dislodged and stimulate the vestibular system - which controls balance and orientation
What is the epidemiology of BPPV
most commonly in men and older patients
What are some causes of BPPV
50-70% are idiopathic
can be associated with
head trauma
labyrinthitis
otological surgery
vestibular neuronitis
How may someone with BPPV present
recurrent episodes of vertigo lasting <1 minute
triggered by head movements
negative HINTS exam
no hearing loss, tinnitus , neurological deficits
What is the first line diagnostic test for BPPV
Dix-Hallpike
shows latent and fatigable nystagmus
What management options are there
Epley manoeuvre or semont manoeuvre are first line.
Home exercises - Brandt Daroff
referral to balance specialist
