Peroral endoscopic myotomy is an effective treatment for diffuse esophageal spasm

摘要

Diffuse esophageal spasm (DES) causes symptoms such as dysphagia. However, DES is sometimes difficult to diagnose. DES can be diagnosed based on a characteristic image through esophageal radiography. As in the present case, DES is considered a good indication for peroral endoscopic myotomy.