Dr. Shaker is one the founders of the Dysphagia Research Society and the Medical College of Wisconin's Dysphagia Institute. Dr. Shaker is internationally recognized for his studies of deglutition and deglutition disorders, gastroesophageal reflux disease and cerebral cortical control of gastrointestinal sensory motor function. His research has led to some of the seminal discoveries in the area of airway protection and has opened new avenues of investigation and treatment for patients with swallowing disorders. He developed the rehabilitative exercises for treatment of upper esophageal sphincter dysphagia: The `Shaker Exercises` commonly used in clinical practice.

Includes supplementary material: [...]

Establishing a comprehensive Center for diagnosis and therapy of swallowing disorders.- Clinical Evaluation of Patients with Dysphagia: Importance of History Taking and Physical Exam.- Radiographic Evaluation of the Oral/prepatory and Pharyngeal Phases of swallowing including the UES: Comprehensive Modified Barium Swallow Studies.- Radiographic Evaluation of the Esophageal Phase of swallowing.- Flexible Endoscopic Evaluation of Swallowing (FEES).- Laryngopharyngeal Sensory Testing.- Un-sedated Transnasal esophagoscopy: Endoscopic evaluation of esophageal phase of deglutition.- Manometry of the UES including High Resolution Manometry.- Manomentric Assessment of the Esophagus.- Esophageal pH and impednace monitoring.- Pharyngeal pH and impedance monitoring.- Oropharyngeal Strengthening and Rehabilitayion of Deglutitive Disorders.- Shaker Exercise.- Mendelson Maneuver and Masako Maneuver.- Effortful Swallow.- Compensatory Strategies and Techniques.- Rehabilitative Maneuvers and Exercise.- Compensatory Strategies and Techniques.- Special Consideration in the Evaluation of Infants and Children with Deglutitive Disorders.-