ECG mimics of acute myocardial infarction, which include
left ventricular hypertrophy,
left bundle branch block,
paced rhythm,
early repolarization,
pericarditis,
hyperkalemia, and
ventricular aneurysm
Wellens syndrome: symmetrical negative T wave in pre-cordial leads without R loss of R waves can regularly be observed in early anterior ischemia. Many patients with Wellens syndrome / sign turn out to have a critical proximal LAD stenosis