RT Book, Section A1 Jaffe, Ronen A1 Rubinshtein, Ronen A1 Flugelman, Moshe Y. A2 Baliga, R. R. A2 Lilly, Scott M. A2 Abraham, William T. SR Print(0) ID 1160207024 T1 Percutaneous Treatment of Aorto-Ostial Lesions T2 Color Atlas and Synopsis of Interventional Cardiology YR 2018 FD 2018 PB McGraw-Hill Education PP New York, NY SN 9780071749350 LK accesscardiology.mhmedical.com/content.aspx?aid=1160207024 RD 2023/03/28 AB Aorto-ostial lesions (AOL), located at the origin of the right and left coronary arteries and surgical bypass grafts, are of critical clinical importance. These lesions compromise blood supply to large myocardial territories and can cause extensive myocardial ischemia. The purpose of this chapter is to review unique lesion, anatomic, and procedural characteristics that contribute to these challenges and to address novel approaches designed to facilitate the treatment of these lesions.