Natural History of Abdominal Aortic Aneurysm Expansion: Fifteen-Year Analysis of Nearly 15,000 Patients Under Surveillance in a Large, Integrated Health System

Abstract

Contemporary patient-level information regarding the growth characteristics of abdominal aortic aneurysms (AAAs) in the United States is lacking. In this study, we describe the natural history and predictors of AAA expansion under long-term surveillance.