Benign stricture in the lower esophagus.
D003251:Constriction, Pathologic; D004194:Disease; D004935:Esophageal Diseases; D004940:Esophageal Stenosis / Q000601:surgery*; D004947:Esophagus; D006801:Humans
ESOPHAGEAL STENOSIS/surgery; ESOPHAGUS/diseases