Usefulness of Contrast Stress-Echocardiography or Exercise-Electrocardiography to Predict Long-Term Acute Coronary Syndromes in Patients Presenting With Chest Pain Without Electrocardiographic Abnormalities or 12-Hour Troponin Elevation
The evaluation of patients presenting to the hospital with a recent episode of chest pain suggestive of myocardial ischemia, nondiagnostic electrocardiographic findings, and normal 12-hour cardiac troponin levels remains a…