Sound Sensitivity After Concussion: Hyperacusis and Its Hidden Causes - Dr. Glen Zielinski | E30

Life After Impact: The Concussion Recovery Podcast · Aug 11, 2025 · 27m

Dr. Glen Zielinski from Northwest Functional Neurology explores commonly missed vestibular lesions that can develop after head impacts, focusing on Superior Canal Dehiscence (SCD) as a frequently overlooked cause of debilitating hyperacusis and other post-concussion symptoms. He shares diagnostic insights including a simple tuning fork test that can identify potential SCD cases.• SCD creates a resonant cavity near hearing apparatus when the thin bone covering semicircular canals is damaged• Simple tuning fork test on the knee can identify SCD when patients hear rather than just feel the…