DSP and Arrhythmogenic right ventricular dysplasia: Genetic analysis showed pathogenic or likely-pathogenic mutations in ARVC-related genes in 15 patients (19%): in 3 cases, a pathogenic variant of the Desmoglein gene was identified, in 3 cases of Desmoplakin, and in 9 cases of Plakophilin (Supplementary Table S1); in the remaining patients, genetic testing was either negative or non-available.