After 100 years, the 12-lead electrocardiogram (ECG) remains the most accessible and inexpensive noninvasive diagnostic and prognostic tool in cardiology. Almost every hospitalized patient will ...

The most serious form of the acute coronary syndrome, ST segment elevation myocardial infarction, or STEMI, most often results from complete thrombotic occlusion of a major epicardial coronary artery.

This ECG (Figure 1), recorded in the emergency room, shows a wide complex tachycardia at 205 bpm. Wide complex tachycardias are more likely to be ventricular tachycardia (VT) than supraventricular ...

Normal sinus rhythm Inferior ST segment elevation myocardial infarction Posterior myocardial infarction Left atrial enlargement A posterior wall MI frequently occurs along with an inferior wall MI due ...

Right ventricular hypertrophy (RVH) is a heart disorder characterized by thickening of the walls of the right ventricle. It can be caused by excessive stress on the right ventricle. Only one section ...

When ventricular septal rupture complicates acute myocardial infarction, the mortality is high. Reperfusion therapy has reduced the incidence of septal rupture. However, rapid diagnosis, aggressive ...

During embryonic development, the right ventricle is formed from the secondary heart field into a crescent-shaped, thin-walled structure. 6 It is the most anterior heart chamber, sitting just beneath ...