realized in has occurrent part left ventricular myocardium contraction dysfunctional process myocardium of left ventricle stiffening restrictive cardiomyopathy Restrictive cardiomyopathy SNOMEDCT_2010_1_31:90828009 Restrictive cardiomyopathy (disorder) MSH:D002313 Cardiomyopathy, constrictive SNOMEDCT_2010_1_31:389996009 primary restrictive cardiomyopathy (disorder) UMLS_CUI:C0007196 disease_ontology SNOMEDCT_2010_1_31:415295002 A cardiomyopathy (2008) characterized by increased stiffness of the left ventricular myocardium and decreased compliance of the left ventricle (which is restricted from stretching and filling with blood properly), in the absence of dilated cardiomyopathy and hypertrophic cardiomyopathy. NCI:C62798 DOID:397 disease progressive disease course