The use of the first derivative of apex cardiogram and echocardiographic dimensions for assessing left ventricular relaxation and mean velocity of circumferential fibre lengthening in cardiomyopathy.
D000328:Adult; D006328:Cardiac Catheterization; D009202:Cardiomyopathies / Q000473:pathology / Q000503:physiopathology*; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000033:anatomy & histology; D006339:Heart Rate; D006439:Hemodynamics; D006801:Humans; D008297:Male; D009200:Myocardial Contraction