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 ...

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 ...

A 61-year-old man presented to the emergency department with epigastric pain lasting 3 hours, preceded by vomiting and watery diarrhea for 2 days. He had a 7-year history of hypertension, diabetes ...

DEAR DR. ROACH: When I went to my new doctor, whom I like very much, I found that they do a lot of things in their office that I would normally be sent elsewhere for. The nurse drew four vials of ...