CT has a certain amount of radiation to the organism, and multiple CT examinations in a short period of time can have a certain effect on the organism. If the disease requires multiple CT examinations, follow the doctor’s instructions to carry out the necessary related examinations, do not refuse to undergo CT examinations because they are harmful to the human body, which will affect the diagnosis and treatment of the disease due to small losses. Although CT has a certain amount of radiation on the human body, but are controlled within the national regulations of the safety range, as long as you do follow the doctor’s instructions for examination, do not abuse the CT examination without authorization, you can reduce the impact of CT on the human body.