Echocardiography.
D009202:Cardiomyopathies / Q000175:diagnosis; D004452:Echocardiography; D006330:Heart Defects, Congenital / Q000175:diagnosis; D006331:Heart Diseases / Q000175:diagnosis*; D006338:Heart Neoplasms / Q000175:diagnosis; D006349:Heart Valve Diseases / Q000175:diagnosis; D006352:Heart Ventricles / Q000033:anatomy & histology; D006801:Humans; D010490:Pericardial Effusion / Q000175:diagnosis; D016276:Ventricular Function