Ann Thorac Surg 2008;86:1826. doi:10.1016/j.athoracsur.2008.09.020
© 2008 The Society of Thoracic Surgeons
Original Articles: Adult Cardiac
Invited Commentary
Jacques Kpodonu, MD
Division of Cardiovascular and Endovascular Surgery, Hoag Heart and Vascular Institute, Hoag Memorial Hospital Presbyterian, 1 Hoag Dr, PO Box 6100, Newport Beach, CA 92658-6100
(Email: jkpodonu@yahoo.com).
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Type A dissection remains a surgical disease that is currently being treated with resection of the entry tear and replacement of the ascending aortic arch or arch aorta, or both, to prevent death. The natural history of dissection allows the distal thoracic aorta to continue to dilate over time to form aneurysms or possibly rupture. An endovascular stent graft attempts to exclude the entry tear, to prevent antegrade flow into the false lumen, and to expand true lumen flow. This has been shown to result in aortic stabilization and possible aortic diameter regression in type B dissections if complete thrombosis of the false lumen is achieved in non-Marfan patients [1]. Retrograde flow into the false lumen from distal re-entry points is not considered a contributing factor to aortic wall dilatation. Various hybrid approaches that combine replacement of the ascending aorta with debranching of . . . [Full Text of this Article]
Copyright © 2008 by The Society of Thoracic Surgeons.