label: 3-methylglutaconic aciduria type 5
label_lc: 3-methylglutaconic aciduria type 5
description: A syndrome characterized by severe early onset (before the age of three years) dilated cardiomyopathy (DCM) with conduction defects (long QT syndrome), non-progressive cerebellar ataxia, testicular dysgenesis, and 3-methylglutaconic aciduria.