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To link to full-text access for this article, visit this link: http://dx.doi.org/10.1016/j.jtcvs.2009.03.019 Byline: Jay D. Pruetz (a), Sarah Badran (a), Fred Dorey (b), Vaughn A. Starnes (c), Alan B. Lewis (a) Abbreviations: CHD, congenital heart disease; HLHS, hypoplastic left heart syndrome; LV, left ventricle (ventricular); mBTS, modified Blalock-Taussig shunt; NP, Norwood procedure; PA, pulmonary artery; PTFE, polytetrafluoroethylene; RV, right ventricle (ventricular); RV-PA, right ventricle-pulmonary artery Abstract: The Norwood procedure with right ventricle-pulmonary artery conduit is thought to improve postoperative hemodynamics in hypoplastic left heart syndrome, but its effects on pulmonary artery growth are unknown. This study evaluated pulmonary artery growth after the Norwood procedure in patients with a right ventricle-pulmonary artery conduit as compared with patients with a modified Blalock-Taussig shunt. Author Affiliation: (a) Heart Institute, Children's Hospital Los Angeles, Los Angeles, Calif. Division of Cardiology, Keck School of Medicine, University of Southern California, Los Angeles, Calif (b) Heart Institute, Children's Hospital Los Angeles, Los Angeles, Calif. Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, Calif (c) Heart Institute, Children's Hospital Los Angeles, Los Angeles, Calif. Division of Cardiothoracic Surgery, Department of Cardiothoracic Surgery, Keck School of Medicine, University of Southern California, Los Angeles, Calif Article History: Received 5 June 2008; Revised 17 October 2008; Accepted 9 March 2009 Article Note: (footnote) Supported by the Paige Bronchick Clinical Scholar Fellowship Award., Read at the Thirty-fourth Annual Meeting of The Western Thoracic Surgical Association, Kona, Hawaii, June 25-28, 2008.