As humans age, atherosclerosis is inevitable, and thoracic aortic atherosclerosis is atherosclerosis occurring in the thoracic aorta. For the thoracic aorta without symptoms, no special treatment is needed. If atherosclerosis produces corresponding symptoms in other organs, such as angina pectoris, myocardial infarction, lower extremity atherosclerosis, carotid atherosclerosis, and other such conditions, oral aspirin is needed to stop the progression of atherosclerosis. In terms of lifestyle, it is also necessary to have a low-salt diet, a low-fat diet, a light diet, good living habits, and to quit smoking, so as to achieve the effect of comprehensively stopping atherosclerosis.