Esophageal Motility Disorders Obstructive Physiology: EGJ, Distal Esophagus Distal Contractility: Hyper-contractile, Hypo-contractile Type I achalasia, Type II achalasia, Type Ill achalasia, EGJ outflow obstruction, Distal esophageal spasm, Jackhammer, Absent contractility, End-stage achalasia, IEM, Fragmented peristalsis, GERD #Esophageal #Motility #Disorders #comparison #table #gastroenterology #diagnosis