Dr. Lars Svensson, Chairman of the Heart, Vascular and Thoracic Institute and Delos M. Cosgrove M.D. Chair for Heart Disease Research demonstrates a reimplantation procedure in a patient with Loeys-Dietz.. With this technique, the left ventricular outflow track is preserved, valve function is maintained, coronary arteries are attached to prevent coronary aneurysm down the road, and good hemostasis is achieved. Short Version [actual surgery presented]