Fig. 2.

a Descending aorta M-mode images (recipient) were obtained from the subcostal long axis view. b Ascending aorta M-mode images (donor) were obtained from parasternal long axis view 3–5mm above the sinotubular junction

a Descending aorta M-mode images (recipient) were obtained from the subcostal long axis view. b Ascending aorta M-mode images (donor) were obtained from parasternal long axis view 3–5mm above the sinotubular junction