Premature ventricular complexes (PVCs) are extra heartbeats originating from the heart’s lower chambers, potentially causing palpitations or fluttering sensations. While occasional PVCs are common, ...

The correct diagnosis is sinus rhythm with premature ventricular contractions and ventricular parasystole (Figure 2). Figure 2. Courtesy of Philip J. Podrid, MD. The rhythm is irregular. There are ...

In the last few weeks, the Skeptical Cardiologist has had a run on with patients with premature atrial contractions (PACs). I've discussed in detail premature ventricular contractions (PVCs) here and ...

The diagnosis is sinus rhythm, with acute inferior wall ST-segment elevation myocardial infarction (STEMI), ventricular triplet (nonsustained monomorphic VT), premature ventricular complex, R-on-T ...

Atrial premature complexes (APCs) are a type of irregular heartbeat that originates in the atria. APCs cause premature heartbeats to occur. Depending on the cause, people may not require treatment.

Premature ventricular contractions are common and usually no cause for concern. But sometimes you may need to see a doctor. A premature ventricular contraction (PVC) is a heartbeat that starts in a ...

A healthy 33-year-old woman with no cardiac risk factors feels thumps or skipped beats in her chest a few times a day regardless of activity. An event recorder showed premature ventricular ...

Dr. Naccarelli answers the question: 'What Is Flecainide, How Does It Work?' — -- Question: I have been placed on an antiarrhythmic drug called flecainide for my heart rhythm problem. How does it ...

In a normal heart rhythm, your heart beats in a steady, even way. The upper part of your heart (atria) squeezes and pushes blood to the lower part (ventricles), pumping blood and oxygen out to the ...

SAN FRANCISCO--(BUSINESS WIRE)--Vektor Medical today announced positive results from its “Vektor vMap™ Clinical Validation Study” evaluating the accuracy of cardiac mapping with vMap™. The study ...

Ventricular tachycardia arises from an abnormal electrical focus or circuit in the myocardium of the ventricle and is usually manifested as a tachyarrhythmia with a wide QRS complex on ...