Ventricular arrhythmia occurs when the heart’s lower chambers beat out of sync, which can prevent the heart from effectively pumping blood throughout the body. Diagnosis of ventricular arrhythmia ...

Medically reviewed by Jeffrey S. Lander, MD Key Takeaways Bigeminy is an irregular heart rhythm where every normal beat is followed by an abnormal one. You should see a doctor if bigeminy causes ...

A new multicenter trial has used a new ablation technique for patients with ventricular tachycardia, an abnormally rapid heart rhythm that is a leading cause of sudden cardiac death worldwide. A first ...

Pulseless ventricular tachycardia occurs when an abnormally rapid heart rate originating in the heart’s lower chambers makes a pulse undetectable. Emergency cardiac defibrillation is usually necessary ...