Benign paroxysmal positional vertigo
| Peripheral vestibular disorder | |
|---|---|
| Etiology | Debris in the semicircular canals - posterior semicircular canals most often affected. |
| Epidemiology | |
| Clinical presentation | As the name suggests, vertigo which is... wait for it... positional and transient N+V Hearing is preserved + no tinnitus |
| Pathogenesis | |
| Diagnostic investigations | Diagnostic: Dix-Hallpike |
| Management | Self limiting - symptoms lasting over weeks Avoid driving in case of vertigo while driving No good evidence for medications Therapeutic: Epley manoeuvre = particle repositioning manoeuvre > not suitable if carotid stenosis, vertebrobasilar disease... |
sources/links
Epley demo: https://www.youtube.com/watch?v=F_2GpR4HtkY