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Angiogram demonstrating aneurysm development (Panel A, black arrow) in a 13 year-old patient who previously underwent subclavian flap aortoplasty for coarctation of the aorta. Magnetic resonance imaging of a 30 year-old patient in Panel B also demonstrates aneurysm formation (white arrow) after subclavian flap-aortoplasty. Note the absence of the left subclavian artery in both images.
