A Hybrid Approach for Thoracic Aortic Arch Aneurysms in Two Patients at High Operative Risk

Correspondence to Han Cheol Lee, M.D., Ph.D. Division of Cardiology, Department of Internal Medicine, Pusan National University Hospital, 179 Gudeok-ro, Seo-gu, Busan 602-739, Korea Tel: +82-51-240-7217, Fax: +82-51-240-7796, E-mail: glaraone@hanmail.net Copyrightc 2014 The Korean Association of Internal Medicine This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted noncommercial use, distribution, and reproduction in any medium, provided the original work is properly cited. 고위험군 대동맥궁 동맥류에 대동맥 상부 혈관 우회술과 스텐트 그라프트 치료 2예