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Figure 2 Serial magnetic resonance imaging (A) five years after balloon angioplasty, (B) 10 years after balloon angioplasty, (C) 15 years after balloon angioplasty, and (D) magnetic resonance angiography 15 years after balloon angioplasty of the same patient. Note that the site of previous coarctation (arrow) is well dilated, with no change in the diameter of the aorta at coarctation site.