Dizzy Case of the Day
Read the eyes, then make the call. Which canal, or is it central? A new set drops every day.
Case 1 of 50/0 correct
A 70-year-old reports the world jiggling when they walk or drive, and unsteadiness that is much worse in the dark, for several months. No spinning attacks. They were on gentamicin last year.
Dynamic visual acuity + bilateral head impulseLive
Eyes steady, no nystagmus.
- No spontaneous nystagmus at rest
- Vision blurs (oscillopsia) with head movement
- Catch-up saccades on head impulse to BOTH sides
What is the most likely cause?