John’s Hopkins also discovered Superior Semicircular Canal Dehiscence when resolution of CT scans became high enough to detect fine cracks in bone around the tegmen and all that. SCD also worth a read. Sound doesn’t properly dissipate and instead triggers the cells in the canals leading to sound-induced vertigo and supranormal low frequency hearing (being able to hear your eyeballs scratching against your eyelids etc). Before CT scans got good people got misdiagnosed with all sorts of anxiety type disorders
Caloric stimulus is fun too, syringe of ice water in one ear and the pressure difference = mega drunk spins for 2 minutes