[Ventricular Fibrillation in a Patient with Implanted Left Ventricular Assist Device Heart Mate II].

In this article we present a clinical case of a 46-year-old man, who developed ventricular fibrillation at the background of implanted left ventricular assist device (LVAD) Heart Mate II because of dilated cardiomyopathy with biventricular chronic heart failure. Ventricular fibrillation required electrical and medical defibrillation with further treatment in the intensive care unit.