title: Prevention of intraoperative myocardial ischemia during noncardiac surgery with intravenous nitroglycerin.
mesh_terms: D000368:Aged; D000768:Anesthesia, General; D000787:Angina Pectoris / Q000517:prevention & control*; D001794:Blood Pressure; D004562:Electrocardiography; D005283:Fentanyl; D006339:Heart Rate; D006801:Humans; D007430:Intraoperative Care; D007431:Intraoperative Complications / Q000517:prevention & control*; D008875:Middle Aged; D008991:Monitoring, Physiologic; D005996:Nitroglycerin / Q000627:therapeutic use*; D009609:Nitrous Oxide; D011897:Random Allocation; D012306:Risk; D013514:Surgical Procedures, Operative
chemical_list: D005996:Nitroglycerin; D009609:Nitrous Oxide; D005283:Fentanyl