This is a classic example of AV nodal blocks that can occur with inferior wall myocardial infarctions. There are two mechanisms behind this phenomenon. An inferior wall MI results in vagal stimulation ...

There are Q waves in the inferior leads and in leads V1-V4 (anteroseptal leads). This indicates an infarction, possibly old. What is concerning about this ECG tracing are the ST segments. There is an ...

The diagnosis is atrial flutter with 2:1 atrioventricular (AV) block, right bundle branch block, and old inferior wall myocardial infarction (Figure 2). There is a regular rhythm at a rate of 150 ...

Communicating concerns about nonspecific changes on ECG Exercise caution when a patient presents with acute chest pain. The ability to explain the situation as clearly as possible is essential.