Cardiac Involvement in Myotonic Dystrophy Type 1 and 2

Weekly Neurology Deep Dive - A review of recent impactful publications in the field of Neurology · Dec 13, 2025 · 10m

This article focuses on the risk of cardiac disease in a population cohort of individuals with Myotonic Dystrophy Type 1 (DM1) and Type 2 (DM2). This study, conducted by Nicholas E. Johnson et al. using data from the Muscular Dystrophy Surveillance, Tracking, and Research Network (MD STARnet), investigated the frequencies of cardiac arrhythmias and cardiomyopathy. The key findings indicate that cardiac arrhythmias are common in the cohort, especially in DM1 patients, and that cardiomyopathy is more prevalent than in the general population. The researchers concluded that serial cardiac…