Book excerpt: The thoroughly updated Second Edition of this highly acclaimed text is a practical, concise, and current guide to diagnosis and treatment of the various diseases that cause dizziness and imbalance. The book progresses from symptoms to anatomy and physiology, history and physical examination, laboratory testing, disease entities, and treatment. This edition features expanded coverage of the physical examination and state-of-the-art information on test modalities, imaging techniques, surgical procedures, medical therapies for migraine, and superior canal dehiscence. A companion Website will offer the fully searchable text, a question bank, and videos of physical examination techniques, abnormal eye movements, and surgical techniques. (http://www.goebeldizzypatient.com)