The symptoms of abdominal aortic aneurysm are generally believed to be experienced by many people, in fact, about 1/3 of the patients will show the feeling of pain, and most of its parts are the abdomen as well as the surrounding of navel which will have obvious and severe pain. 1.Especially for patients with pain accompanied by pressure pain, the probability of surgical death can be as high as more than twice of the patients with simple abdominal pain, due to the pain manifestation of abdominal aortic aneurysm is various, and does not have the characteristics of the minority of cases of a ruptured abdominal aortic aneurysm, due to a small amount of blood loss and reflexive tachycardia, which can be often accompanied by angina pectoris symptoms. 2.Symptoms of intestinal compression, which is the most common organ compressed by abdominal aortic aneurysm, because the mobility of duodenum is relatively small, therefore, some symptoms can appear at the early stage of compression, which manifests as abdominal discomfort, feeling of fullness, loss of appetite, and some nausea and vomiting will appear gradually. 3, the urinary system is compressed, due to abdominal aortic aneurysm compression or inflammatory abdominal aortic aneurysm invasion to the ureter can occur when the ureteral obstruction, and the incidence of urinary stones will also increase, can appear obvious waist pain. Especially found to have symptoms of abdominal aortic aneurysm, must go to the hospital for timely examination, let the doctor for us to recommend the most suitable treatment plan, try to minimize the pain during the illness, especially in the aftermath of the operation, are to go to a detailed understanding of the problem.