Esophagogastric junction outflow obstruction
Esophagogastric junction outflow obstruction (EGJOO) is an esophageal motility disorder characterized by increased pressure where the esophagus connects to the stomach at the lower esophageal sphincter. EGJOO is diagnosed by esophageal manometry.
Source: Wikipedia — Esophagogastric junction outflow obstruction (CC BY-SA 4.0)