Hiatal hernia as a complication of the Heller operation.
D003964:Diaphragm; D004931:Esophageal Achalasia / Q000601:surgery*; D004947:Esophagus / Q000601:surgery*; D006548:Hernia, Diaphragmatic / Q000209:etiology*; D006551:Hernia, Hiatal; D006801:Humans
CARDIOSPASM/surgery; ESOPHAGUS/surgery; HERNIA, DIAPHRAGMATIC/etiology