Depending on how the heart’s electrical activity appears on an EKG, a doctor may diagnose coarse or fine ventricular fibrillation (VF). Coarse VF appears as larger waves on an EKG compared with the ...

Despite advances in defibrillation technology, shock-refractory ventricular fibrillation remains common during out-of-hospital cardiac arrest. Double sequential external defibrillation (DSED; rapid ...

Dr. Jacqueline B. Henson (Medicine): A 54-year-old man was evaluated at this hospital after cardiac arrest associated with ventricular fibrillation. The patient had been in his usual state of health ...

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 ...

Most men with prostate cancer who are treated with medical castration, also called androgen-deprivation therapy, will have an increase in QT interval, with torsade de pointes and ventricular ...

Recently, I wrote about the dark side of CPR. Despite a common misperception that CPR can rescue almost anyone from the brink of death, most people that receive it don't survive. Of those that do, ...

Monomorphic ventricular tachycardia is an irregular heartbeat where the bottom chambers of your heart beat quicker than usual. It can cause symptoms such as shortness of breath, dizziness, or fatigue.