Ventricular fibrillation is often a fatal arrhythmia. It occurs when the ventricular rate exceeds 400. In this setting, virtually no forward cardiac output occurs. Advanced Cardiac Life Support ...

Data show people with pulmonary arterial hypertension tend to stay in the hospital longer and have higher medical bills.

This paradoxical increase in ventricular heart rates may lead to ventricular fibrillation (ventricular rates of 400 to 600 bpm) and death. Procainamide or urgent electrical cardioversion is ...

Atrial fibrillation (AF) and chronic heart failure ... options for prevention of AF in patients with ventricular dysfunction. In conclusion, AF is associated with increased mortality in CHF ...

Ventricular fibrillation; VT: Ventricular tachycardia. 1 Division of Cardiovascular Diseases, Mayo Clinic, 4500 San Pablo Road, Jacksonville, FL 32224, USA 2 Division of Nephrology, Mayo Clinic ...

that originates from one of the ventricles in the heart. The condition can lead to ventricular fibrillation and, therefore, sudden cardiac death.