Treatment of achalasia of the esophagus.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004106:Dilatation; D004931:Esophageal Achalasia / Q000175:diagnosis / Q000628:therapy*; D004945:Esophagoscopy; D004947:Esophagus / Q000601:surgery; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D008365:Manometry; D008875:Middle Aged; D011183:Postoperative Complications; D013997:Time Factors