Cases in Cardiac Resynchronization Therapy

A Difficult Case of Diaphragmatic Stimulation

Age Gender Occupation Working Diagnosis 70 Years Female Retired Phrenic Nerve Stimulation After Cardiac Resynchronization Therapy Implant History A 70-year-old woman with nonischemic cardiomyopathy, with New York Heart Association (NYHA) class III symptoms, a left ventricular ejection fraction (LVEF) of…

Up and Down in Device Therapy

Age Gender Occupation Working Diagnosis 79 Years Male Retired Right Ventricular Pacing–Induced Impaired Ejection Fraction History The patient underwent bypass surgery (left internal mammary artery to left anterior descending artery and saphenous vein graft to distal right coronary artery) 13…