Surgery is recommended for cerebral aneurysm 7mm. Cerebral aneurysms are abnormal wall tissue growths and bulges in localized arteries within the skull, which can have an adverse effect on intracranial pressure and cerebrovascular health. Because aneurysms are difficult to predict the risk of rupture of the tumor or artery through regular evaluation and observation, it is difficult to predict the risk of rupture of the tumor or artery through regular evaluation and observation. Also, the larger the aneurysm or the faster it grows in size, the greater the likelihood of rupture and hemorrhage. Therefore, surgery is generally recommended for aneurysms over 7 mm in diameter, and close follow-up is recommended. When a brain aneurysm with a diameter of 7mm is found, the risk of rupture is high. In the event of rupture of the aneurysm, bleeding or vascular damage, the rate of death and disability is high and can easily cause adverse effects on life expectancy and healthy organism. If the diagnosis of cerebral aneurysm is made, it is recommended to have regular follow-ups and standardized treatment under the guidance of a medical professional. The risk of cerebral hemorrhage and rupture of the aneurysm can be reduced by early surgical or interventional treatments.