AUTHOR=Hajdu Steven D., Qanadli Salah D. TITLE=Unexpected Dual Left Anterior Descending Artery as a Source of Percutaneous Coronary Revascularization Failure JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=3 YEAR=2016 URL=https://www.frontiersin.org/articles/10.3389/fcvm.2016.00045 DOI=10.3389/fcvm.2016.00045 ISSN=2297-055X ABSTRACT=Dual left anterior descending artery (LAD) is rare. A 61-year-old patient was referred because of angina and a positive stress test. Coronary angiography revealed a short LAD originating from the left main coronary artery. Computed tomography showed a long LAD originating above the right coronary artery sinus.