Balloon-catheter dilatation of strictures in the upper digestive tract.
D000328:Adult; D000368:Aged; D002404:Catheterization / Q000295:instrumentation; D004106:Dilatation / Q000295:instrumentation; D004938:Esophageal Neoplasms / Q000150:complications; D004940:Esophageal Stenosis / Q000209:etiology / Q000628:therapy*; D004947:Esophagus / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications