If the patient does CT scanning, after the examination, the patient can live a normal life, because CT scanning does not have much effect on the human body, and does not affect life. If the patient is doing CT enhancement examination, after the examination, the patient needs to observe in the observation room for about half an hour, because in the process of doing CT enhancement, it is necessary to use the contrast agent on the patient, and some of the patients may have an allergic reaction to the contrast agent, and the degree of the allergic reaction varies from person to person, and it is not a big problem for mild ones, but if the reaction is moderate or severe, it needs to be dealt with by the doctor in a timely manner. Patients also need to drink a lot of water after the examination, because the vast majority of the contrast agent is metabolized through the kidneys, drink more water to promote the contrast agent as soon as possible to eliminate the body, after the examination, patients should take a light diet, easy to digest food, pay attention to rest.