This definition appears rarely
Samples in periodicals archive:
Color Doppler and two-dimensional echocardiographic determination of the mechanism of aortic regurgitation with surgical correlation. Cohen GI1, Duffy CI, Klein AL, Miller DP, Cosgrove DM, Stewart WJ.
A Doppler-two-dimensional echocardiographic method for quantitation of mitral regurgitation. Ascah KJ, Stewart WJ, Jiang L, Guerrero JL, Newell JB, Gillam LD, Weyman AE.
In theory, in the absence of confounding variables, regurgitant mitral flow should represent the difference between forward mitral blood flow and aortic blood flow. Since Doppler-two-dimensional echocardiographic.