Objective To evaluate the feasibility and accuracy of color M-mode Doppler flow propagation velocity (FPV) in assessment of the severity of aortic regurgitation (AR).

Objective To evaluate the left ventricular diastolic function in the patients with hypertension by color M-mode Doppler echocardiography(CMM) and Doppler Tissue Imaging(DTI).

The cardiogram was studied by echocardiography specialists by color m mode Doppler echocardiography.