Neurology Exam Prep Podcast Clerkship Success Series #2: Dizziness
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Feb 24, 2021 Join Dr. Jeff Dewey, an Assistant Professor of Neurology at Yale, as he dives into the complexities of dizziness. He shares practical insights on differentiating between vertigo and lightheadedness, emphasizing the anatomy of the vestibular system. Learn about critical diagnostic tests like the Dix-Hallpike and Romberg maneuvers. Dr. Dewey also discusses Meniere's disease, its symptoms, and treatment options, along with a focus on the importance of thorough patient evaluations to identify serious underlying conditions.
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Importance of Defining Dizziness Type
- Differentiating dizziness types like vertigo or presyncope is crucial for diagnosis.
- Patients' dizziness descriptions guide distinct clinical differentials and management.
History Taking Advice for Dizziness
- Always ask patients to describe dizziness in their own words to clarify symptoms.
- Explore onset, duration, triggers, neurological symptoms, and medication history for diagnosis.
Vestibular System Physiology Insight
- Vestibular signals come from the inner ear and travel via cranial nerve eight to multiple brain areas.
- Differential firing rates between ears encode head motion and velocity.