PATIENT CASE Print Section Listen A 63-year-old man arrives in the emergency department with acute shortness of breath. His past medical history is remarkable for well-controlled hypertension. On admission, his…
PATIENT CASE Print Section Listen A 74-year-old man with severe aortic stenosis and oxygen-dependent lung disease was referred for treatment of aortic valve disease. His past medical history was significant…
INTRODUCTION Print Section Listen In 1912, James Herrick reported the first description of left main coronary artery (LMCA) occlusion when he described the case of a 55-year-old man who died…
DEFINITION AND PREVALENCE Print Section Listen Coronary chronic total occlusions (CTOs) are defined as coronary lesions with Thrombolysis in Myocardial Infarction (TIMI) grade 0 flow of at least 3 months…
PATIENT CASE Print Section Listen A 67-year-old man with a history of type 2 diabetes mellitus (DM) and hypertension presents with chest pain that began the night before while watching…
PATIENT CASE Print Section Listen A 62-year-old man presented with acute chest pain that started with mild physical activity and lasted for more than 45 minutes after rest. His past…
INTRODUCTION Print Section Listen 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…
INTRODUCTION Print Section Listen Bifurcation lesions remain a challenging topic in interventional cardiology, with multiple approaches and strategies for intervention. Bifurcation lesions account for 15% to 20% of coronary stenoses…
PATIENT STORY Print Section Listen A 38-year-old woman arrived at the emergency department by private car complaining of substernal chest pain and nausea. Symptoms were relieved after administration of 2…
CORONARY VASCULAR ANATOMY AND AUTOREGULATION OF MYOCARDIAL BLOOD FLOW Print Section Listen The coronary vasculature may be artificially divided into 3 compartments: the epicardial vessels, the coronary microvasculature, and the…
