Massive hemorrhage following pneumatic dilatation of the esophagus in achalasia.
D000328:Adult; D000388:Air; D004106:Dilatation / Q000009:adverse effects; D004931:Esophageal Achalasia / Q000601:surgery*; D004947:Esophagus / Q000601:surgery*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male