in order to study the left ventricular diastolic events in cardiomyopathy , carotid pulse tracing , electrocardiogram , phonocardiogram and apexcardiogram with its first derivatives ( da/dt ) were simultaneously recorded in 240 normal subjects , 30 patients with dilated cardiomyopathy ( dcm ) and 44 patients with hypertrophic cardiomyopathy ( hcm ) .
C0878544
cardiomyopathy
C0007193
dilated cardiomyopathy