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Updated: Jun 9, 2026

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
Supravalvular aortic stenosis surgical repair using modified Sousa's technique
Rômulo César Arnal Bonini1, Eugenio Molina Palazzi, Paulo Chaccur
1Faculdade de Medicina, Universidade de São Paulo. romulobonini@terra.com.br
Abstract:
Report of a patient with seven years old and effort intolerance progressing. The child had tachycardia, pansystolic murmur in the aortic focus. Echocardiography showed left ventricle hypertrophy and aortic narrowing at the level of sinotubular junction with sistolic gradient of 190 mmHg. Cardiac catheterization confirmed the diagnostic suggesting left coronary ostium stenosis. The surgery was performed modification the technique, described by Sousa. Immediate post-operative has presented no complications, with gradient of 23 mmHg, and good leaflets mobility.
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