If you have a fever after stenting for an abdominal aortic aneurysm, it is important to determine the cause of the fever. Usually, the surgery itself does not cause fever. If there is a combination of infection, etc., diagnose the primary disease and treat it with anti-infection. If there is a hematoma, etc., and the necrotic material is absorbed, it may also cause a low-grade fever, which can be observed. Abdominal aortic aneurysm stenting surgery, the operation itself is standardized, there is no need to use antibiotics, and it will not cause infection. If postoperative fever, pay attention to the possibility of lung infection, urinary tract infection, gastrointestinal tract infection. Further examination of chest CT, blood test, urine test, stool routine, if necessary, abdominal ultrasound or CT, looking for inflammatory lesions, after clarification, give anti-infection treatment, such as cefoperazone, levofloxacin and other intravenous drip. If the patient himself is abdominal aortic aneurysm before stenting surgery, and there is acute episclerotic hematoma, etc., these necrotic substances are absorbed, there will be absorption of heat, which may be manifested as fever, usually the temperature will not be more than 38 ℃, and it is recommended that observation can be done. Abdominal aortic aneurysm stenting surgery, the patient is hospitalized in the hospital, to timely communicate with the doctor’s condition, the doctor’s judgment to guide the treatment.