There is septal involvement (lead V2) and a bit laterally, as well (lead V5 and V6). The more examples you see, the better. The anteroseptal STEMI ECG example below is good enough to call a ...

A secundum atrial septal defect is diagnosed on transthoracic echocardiography. The 12-lead ECG will show an incomplete right bundle branch block and right axis deviation (in contrast to the ...