Cardiomyopathy, Dilated, 1dd, also known as dilated cardiomyopathy 1dd, is related to cardiomyopathy, dilated, 1a and myotonic disease. An important gene associated with Cardiomyopathy, Dilated, 1dd is RBM20 (RNA Binding Motif Protein 20), and among its related pathways/superpathways are Cardiac conduction and Beta-2 adrenergic-dependent CFTR expression. Affiliated tissues include heart and heart-atrium, and related phenotypes are dilated cardiomyopathy and sudden cardiac death