Three Rare Structural Anomalies: Right Aberrant Subclavian Artery, , and Isolated Left Vertebral Artery All Associated with Type B Aortic Dissection.

Introduction And Background: Right aberrant subclavian artery accounts for 0.5-1.8% of the population as the most frequently encountered aortic arch anomaly, while the prevalence of an isolated left vertebral artery ranges from 3 to 8%.