Posted in Web Abdominal Aortic Aneurysm: Causes, Treatment, and Prevention January 10, 2021 The walls of the aorta can swell or bulge out like a small balloon if they become weak. This is called an abdominal aortic aneurysm (AAA) when it happens in the part of the aorta that’s in your… https://www.healthline.com/health/abdominal-aortic-aneurysm