Esophageal spasm
Esophageal spasm is a disorder of motility of the esophagus. There are two types of esophageal spasm: Diffuse or distal esophageal spasm (DES), where there is uncoordinated esophageal contractions Nutcracker esophagus (NE) also known as hypertensive peristalsis, where the contractions are coordinated but with an excessive amplitude.