20 Muscle Tension Dysphonia Matthew S. Clary, Sarah L. Schneider, and Mark S. Courey Muscle tension dysphonia (MTD) is a condition that is defined by increased tension of the intrinsic…

30 Laryngopharyngeal Reflux—Reflux beyond the Esophagus: Pathophysiology, Diagnosis, and Treatment Cathal Coyle and Rishi Talwar Reflux of gastric contents not only causes the commonly presenting symptoms of heartburn and dyspepsia…

16 Lasers in Laryngology Sachin Gandhi and Marc Remacle LASER is an acronym for light amplification by the stimulated emission of radiation. •Light: Light beam has four fundamental characteristics, namely…

8 Laryngeal Photography and Documentation Michael M. Johns and Taryn Davids Laryngeal photodocumentation is an essential component of patient assessment, treatment planning, and facilitation of communication between physicians, therapists, patients,…

6 Clinical Assessment of Voice Disorders Julian A. McGlashan Normal and Disordered Voice The human voice gives us our identity and personality, and it changes throughout our lives from birth…

10 Evaluation of Voice Outcome and Quality-of-Life Measures Declan Costello and Nicholas Gibbins The evaluation of voice is an area with few high-quality studies to inform and lead the clinician….

17 Management of Voice Disorders: Key Principles of Speech–Language Therapy Ruth Epstein The practice of speech–language therapy includes the application of procedures and principles for measurement, testing, identification, counseling, or…