Dr. Keith Roach writes a medical question-and-answer column weekdays. Dear Dr. Roach: I recently had an EKG that showed first-degree heart block and “inferior infarct, age undetermined.” What does ...

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 ...

Dear Dr. Roach: I recently had an EKG that showed first-degree heart block and “inferior infarct, age undetermined.” What does that mean? What should I do to make sure it doesn’t get worse? I will be ...

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 ...

A 72 year old ex-smoking male was admitted with a 3 hour history of left arm discomfort. ECG showed inferior ST elevation myocardial infarction. 300mg aspirin, 600mg clopidogrel, and 5000 ...

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 ...

A septal infarct is an area of dead tissue in the septum of the heart, which is a wall of tissue dividing the two sides of the heart. It happens when there is a blockage or reduction in its blood ...