Abdominal aortic aneurysms are often found during a physical exam or during medical tests such as an echocardiogram or abdominal ultrasound. To diagnose an abdominal aortic aneurysm, your doctor will review your personal and family medical history and perform a physical exam. If your doctor suspects you have the condition, he or she may order imaging tests. So what techniques are used to evaluate an abdominal aortic aneurysm?