[Esophageal stenosis caused by a mucosal ring in the middle third of the esophagus].
D000293:Adolescent; D004940:Esophageal Stenosis / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D004944:Esophagoplasty / Q000379:methods; D004947:Esophagus / Q000002:abnormalities* / Q000473:pathology / Q000601:surgery; D006801:Humans; D008297:Male; D009092:Mucous Membrane / Q000473:pathology
Stenosi esofagea del 1/3 medio ad anello mucoso.