Cerebral aneurysm surgery lung infection is mainly divided into two major aspects of general treatment and anti-infection treatment, which must be combined with the patient’s specific condition so that better treatment can be carried out. 1. General treatment: it mainly includes controlling body temperature, such as using warm water bath when the body temperature is low, when the body temperature reaches or exceeds 38.5 degrees Celsius, indomethacin suppositories and other medicines can be used to lower the temperature according to the doctor’s instruction. In addition, turning over and patting the back every two hours, regular sputum suction and nebulization can effectively reduce the tendency of further aggravation of lung infection. 2. Anti-infection treatment: such as the use of broad-spectrum antibiotics, such as cephalosporin, amoxicillin and so on. Bacteriological culture and drug sensitivity test can be performed at the same time to further select sensitive antibiotics for more targeted treatment. It is recommended that patients with postoperative cerebral aneurysm infection actively cooperate with the doctor for treatment, so as not to delay the condition and cause serious consequences.