Brain CT is usually done once a few years

Under normal circumstances, it is not necessary to check brain CT regularly. Brain CT examination is generally used to find whether there are organic lesions in the brain. It is most commonly used to check whether there is cerebral infarction, cerebral hemorrhage, and also to check whether there is skull fracture and brain contusion after brain trauma. If it is healthy adults, it is generally not recommended to check brain CT regularly. Brain CT is not one of the items of routine physical examination. If the patient has cerebral infarction or cerebral hemorrhage and other organic diseases of the central nervous system, you can choose regular review, generally 2-3 years to do a CT. If the patient has new clinical symptoms, such as showing numbness, mouth skew, speech unclear, and previous symptoms are different, you need to review CT at any time. CT is X-ray examination with radioactivity, if frequent examination, will also cause a certain degree of damage to the body.