Dobutamine -Induced Myocardial Ischemia and ST-Segment Elevation in Collateral-Dependent Myocardium
In patients with obstructive coronary artery disease, electrocardiographic (ECG) ST-segment elevation (STE) is frequently seen during dobutamine stress echocardiography (DSE) in leads overlying previous transmural left ventricular (LV) myocardial infarction….