title: I am a 70-year-old man, and my internist recommended an ultrasound to look for an aneurysm in my belly. Do you think this is necessary?
mesh_terms: D000368:Aged; D017544:Aortic Aneurysm, Abdominal / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D014463:Ultrasonography