title: I just had a coronary angiogram and was told that I didn't need any stents or bypass surgery, but that I nevertheless had coronary artery disease and still faced a risk of a future heart attack. How can that be?
mesh_terms: D023921:Coronary Stenosis / Q000150:complications / Q000000981:diagnostic imaging / Q000628:therapy; D006801:Humans; D011859:Radiography; D015607:Stents