If a patient with a clear consciousness has increased headache symptoms or has deteriorated consciousness and become indifferent, he/she should be alert to whether it is postoperative intracranial hemorrhage again or cerebral vasospasm with increased brain tissue edema, at this time, he/she should immediately review the head CT to understand whether there is hemorrhage or vasospasm leading to cerebral infarction, cerebral infarction and brain tissue swelling, Brain infarction, brain tissue swelling, if the CT is clear about the above, it is necessary to consider whether it is necessary to operate again or to strengthen the drug lowering cranial pressure treatment, such as increasing the dosage and number of diuretic drugs such as hypromellitus or tachyphylaxis, and if it is treated by interventional embolization surgery, it is necessary to use vasodilators or antiplatelet and other drugs in a timely manner under the guidance of a doctor, and drug adjustment needs to be made under the guidance of a specialist; 2, In the distant future, if the patient is combined with hypertension, diabetes or lung infection, it is necessary to control blood pressure and blood sugar smoothly, pay attention to keep the respiratory tract unobstructed, prevent and reduce distant complications, and promote early recovery.