Gastrointestinal bleeding after cardiac surgery.
D000863:Antacids / Q000627:therapeutic use; D006348:Cardiac Surgical Procedures; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D011182:Postoperative Care; D011183:Postoperative Complications / Q000517:prevention & control*; D013312:Stress, Physiological / Q000150:complications; D013903:Thoracic Surgery; D013909:Thorax / Q000601:surgery
D000863:Antacids