Cardiac Contractility Modula on vs Guideline-Directed Medical Therapy in Symptomatic HFrEF with Narrow QRS: An Updated Systema c Review and Meta-Analysis
by Prateek Chopra | May 27, 2026 | Cardiology Conferences | ESC-HF 2026 Cardiac contractility modulation (CCM) is an implantable device-based therapy developed for patients with symptomatic heart failure with reduced ejection fraction (HFrEF) and narrow QRS complexes who are not eligible for cardiac resynchronization therapy. Earlier studies demonstrated improvements in exercise tolerance and symptoms with CCM; however, more recent randomized […]