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. 2014 Jul 7;2:62. doi: 10.3389/fped.2014.00062

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Copyright © 2014 Frescura and Thiene.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Single outlet ventriculo-arterial connections with functionally univentricular heart. (A) Aortic atresia with intact ventricular septum (single pulmonary outlet). Four chamber echocardiographic cut of the heart showing the severe hypoplasia of the left cardiac chambers. Note the tiny inlet portion of the left ventricle. This heart is only suitable for Norwood univentricular repair. (B) Pulmonary atresia with intact ventricular septum (single aortic outlet) with hypoplastic right ventricle. The size of the right ventricle is such that this heart may be suitable for one and half ventricle repair.