doppler echocardiography

aorta aortic area artery atrium black blood blue cardiac cardiology cavity chamber color cusp diagnosis diagnostic dimensional disease doppler echo echocardiogram echocardiography effect flow heart human hypertension hypertrophy image jet left medical medicine mitral motion patient picture pulmonary quantification red regurgitation right segment septum sonogram sonography standard stenosis structure the tissue transthoracic tricuspid tte two ultrasonogram ultrasound valve valvular vein velocity ventricle wall wave yellow