RT Book, Section A1 Arbustini, Eloisa A1 Serio, Alessandra A1 Favalli, Valentina A1 Dec, G. William A1 Narula, Jagat A2 Fuster, Valentin A2 Harrington, Robert A. A2 Narula, Jagat A2 Eapen, Zubin J. SR Print(0) ID 1161733377 T1 DILATED CARDIOMYOPATHY T2 Hurst's The Heart, 14e YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9780071843249 LK accesscardiology.mhmedical.com/content.aspx?aid=1161733377 RD 2024/04/20 AB Dilated cardiomyopathy (DCM) is a chronic heart muscle disease characterized by “the presence of dilatation and systolic impairment of the left or both ventricles unexplained by abnormal loading conditions or coronary artery disease sufficient to cause the observed myocardial dilation and dysfunction.”1 According to the American Heart Association (AHA) classification, “dilated forms of cardiomyopathy are characterized by ventricular chamber enlargement and systolic dysfunction with normal left ventricular (LV) wall thickness.”2