Fig. 2From: Myasthenia gravis with achalasia secondary to thymoma: a case report and literature reviewa Upper gastrointestinal endoscopy showing dilated esophagus and retained fluids. b Tight lower esophageal sphincter. c HRM of achalasia type II: showed the failure of LES relaxation, high resting LES pressure, and absent esophageal peristalsis (100%) with panesophageal pressurization to greater than 30Â mmHgBack to article page