Arrhythmogenic Right Ventricular Dysplasia, Familial, 12, also known as arrhythmogenic right ventricular dysplasia 12, is related to myopathy, myofibrillar, 1 and lethal acantholytic erosive disorder, and has symptoms including syncope An important gene associated with Arrhythmogenic Right Ventricular Dysplasia, Familial, 12 is JUP (Junction Plakoglobin), and among its related pathways/superpathways are Nervous system development and Keratinization. Affiliated tissues include heart and skin, and related phenotypes are ventricular arrhythmia and t-wave inversion