Pietro Francia, Giulio Falasconi, Diego Penela, Daniel Viveros, José Alderete, Andrea Saglietto, Aldo Francisco Bellido, Julio Marti-Almor, Paula Ocaña-Franco, David Soto-Iglesias, Fatima Zaraket, Dario Turturiello, Antonio Berruezo
BACKGROUND AND AIMS: Late gadolinium enhancement cardiac magnetic resonance (LGE-CMR) detects myocardial scarring, a risk factor for ventricular arrhythmias (VA) in hypertrophic cardiomyopathy (HCM). LGE-CMR distinguishes core, borderzone (BZ) fibrosis, and BZ channels, crucial components of reentry circuits. We studied how scar architecture affects inducibility and electrophysiological traits of VA in HCM. METHODS: We correlated scar composition with programmed ventricular stimulation (PVS)-inducible VA features using LGE intensity maps...
February 20, 2024: Europace: European Pacing, Arrhythmias, and Cardiac Electrophysiology