Cardiomyopathies
The term 'cardiomyopathy' describes a group of diseases affecting the heart that are characterized by structural and functional abnormalities in the absence of hypertension, coronary artery disease, and valvular or congenital heart conditions. Cardiomyopathies are important causes of sudden cardiac death among young individuals. This focus issue features two Perspectives articles and a Review article written by leading experts that highlight some of the mechanisms underlying two of the most prevalent cardiomyopathies: hypertrophic cardiomyopathy and Takotsubo cardiomyopathy.
