Monitoring arrhythmias and signs of intraoperative ischemia by electrocardiogram.
D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D006348:Cardiac Surgical Procedures; D003327:Coronary Disease / Q000175:diagnosis*; D004562:Electrocardiography; D006801:Humans; D007431:Intraoperative Complications / Q000175:diagnosis*; D008991:Monitoring, Physiologic