When an anterior myocardial infarction extends to the septal ... The ECG findings of an old anterior myocardial infarction include: Loss of anterior forces leaving Q waves in leads V1 and V2.
The most common ECG finding of an acute pulmonary embolism is sinus tachycardia; however, the classic finding is an S wave in lead I, Q wave in lead ... in leads V1 and V2 with an R:S ratio ...