echo12378-sup-0001-video1.avivideo/avi6505KMovie clip S1. Apical four-chamber view, mild left ventricle enlargement, and systolic dysfunction
echo12378-sup-0002-video2.avivideo/avi2771KMovie clip S2. Parasternal long-axis view, multiple regions of color turbulence in the ventricular septum due to flow within coronary collaterals.
echo12378-sup-0003-video3.mpgvideo/mpg962KMovie clip S3. Coronary angiography, dilated right coronary artery; multiple collateral vessels; and an abnormal origin of left coronary artery from pulmonary artery in delayed sequence

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