Diffuse esophageal spasm often causes patients to feel chest pain when swallowing food, working too hard,... This disease is currently unknown and still difficult to diagnose and treat. provide appropriate treatment.

Esophageal spasm is a rare disorder associated with increased muscle spasms of the esophagus. The pathogenesis is unclear, diagnosis and treatment options are still difficult.

Diffuse esophagitis is a pathological condition of the esophagus, in which the main phenomenon is disturbance of the normal motor (peristaltic) function of the esophagus and cardia.