Israel's Prime Minister Benjamin Netanyahu was rushed to the Sheba Medical Center where early Sunday morning he had a cardiac pacemaker implanted. (Photo by JACK GUEZ/AFP via Getty Images) When you ...

In second-degree atrioventricular nodal block — also known as Wenckebach block or Mobitz Type I AV block — varying failure of conduction through the AV node occurs, such that some P waves may not be ...

MINNEAPOLIS and DENVER - Medtronic, Inc. today announced new data demonstrating that simultaneously pacing the lower chambers of the heart, or biventricular (BiV) pacing with a cardiac ...

LOS ANGELES — Substituting biventricular (BiV) pacing for standard right ventricular pacing led to significant improvements in survival and hospitalization for heart-failure patients with ...

This ECG has both second degree AV block with 2:1 block and second degree type I AV block. Note that intermittent P waves conduct to the ventricles on this ECG tracing, however it is clear that some ...

There are three types of second degree heart block, also called atrioventricular (AV) block. In type I the signal sometimes does not reach the ventricles, causing skipped beats. It is often benign and ...

MINNEAPOLIS - Medtronic, Inc. today announced that the U.S. Food and Drug Administration (FDA) approved an expanded indication for biventricular (BiV) pacing with Medtronic cardiac resynchronization ...

Patients with atrioventricular (AV) block generally receive right ventricular pacing; cardiac resynchronization therapy (CRT) has been restricted to patients with a low ejection fraction and a wide ...

Right ventricular pacing restores an adequate heart rate in patients with atrioventricular block, but high percentages of right ventricular apical pacing may promote left ventricular systolic ...

A 31-year-old woman with no significant medical history presents with intermittent heart palpitations, dizziness, shortness of breath, and fatigue provoked by exercise. Can you make the diagnosis? A ...