When color Doppler echocardiography is used in the diagnosis of cardiomyopathy, the regions of the myocardium are color-coded according to the travel velocity and shown on the screen along with the 2D ultrasound image or the venous ultrasound image for direction. as well as the velocity of the heart muscle. In addition, color Doppler echocardiography has the ability to increase spatial resolution and evaluate multiple myocardial structures and regions in the same view.