“…Several procedures have been proposed to address subaortic obstruction [6,7,20,[55][56][57]: (1) standard VSD closure ignoring the SAS [6,7], (2) creation of a double outlet left ventricle associated with aortopulmonary anastomosis and conduit insertion between the right ventricle and pulmonary artery bifurcation [19,20], (3) conversion into a univentricular physiology [7], (4) resection of the conal septum [7,55] and (5) application of the patch to the left aspect of the VSD (conal septum) [6].…”