Figure 11: Selected cine frames from angiograms of a three-month-old infant prior to (a), immediately following (b), and 1 year after (c) balloon angioplasty. Note that the coarcted aortic segment (arrow) improved markedly after angioplasty (b) which remains improved at follow-up (c). Ao, aorta; DAo, descending aorta; LV, left ventricle.