Prethrombolytic therapy transthoracic 2D echocardiogram showing marked hypokinesia of the right ventricle mid-free wall in end-systole (a) and end-diastole (b) while the right ventricle apex is spared (arrows). Postthrombolytic therapy transthoracic 2D echocardiogram showing complete resolution of right ventricular mid-free wall hypokinesia in end-systole (c) and end-diastole (d).