Overview of Coronary Artery Disease By Ranya N Sweis, MD, MS, Northwestern University Feinberg School of Medicine; Arif Jivan, MD, PhD, Northwestern University Feinberg School of Medicine Reviewed / Revised Jun 2022 | Modified Sep 2022 View Patient Education Etiology Pathophysiology Risk Factors Coronary Artery Anatomy Treatment Prevention Topic Resources Coronary Arteries Cardiovascular Risk Assessment... Arteries of the heart Angioplasty Stent Coronary artery disease (CAD) involves impairment of blood flow through the coronary arteries, most commonly by atheromas.