Visit Left Ventricular Aneurysm ECG Review or Left Ventricular Aneurysm Topic Review. An example of an old anterior myocardial infarction with a left ventricular aneurysm is below.

The ECG findings of an old anterior myocardial infarction include: Loss of anterior forces leaving Q waves in leads V1 and V2. This is sometimes termed "poor R wave progression" or PRWP.