A 70-year-old woman with a 50-pack-year smoking history pres…

A 70-year-old woman with a 50-pack-year smoking history presents with hoarseness and chest discomfort. A screening abdominal ultrasound ordered by another provider shows a 5.5 cm infrarenal abdominal aortic aneurysm (AAA). She is otherwise stable. What is the next best step?