26th April 2024

A 45-year-old woman presents with episodes of dizziness that occur suddenly and last for a few seconds to a minute.

A 45-year-old woman presents with episodes of dizziness that occur suddenly and last for a few seconds to a minute. She reports that these episodes are triggered by changes in head position, especially when turning over in bed or looking upwards. She has no hearing loss or tinnitus. She denies any recent head injury or ear infections.

Examination does not reveal any neurological deficits.

Which is the most likely diagnosis?