esophageal constrictions

e·soph·a·ge·al con·stric·tions

three narrowings of the esophagus normally demonstrated radiographically after a barium swallow.
See also: pharyngoesophageal constriction, thoracic constriction of esophagus, diaphragmatic constriction of esophagus. Synonym(s): impressions of esophagus