The cost of CT enhancement is generally 2-3 times higher than that of general CT, for example, the cost of CT enhancement of the head is about$800. For example, the cost of CT enhancement of the head is about$800. If further CT enhancement of the liver is done, the cost can reach about$900. After the enhanced CT examination, the patient has to do further 3D imaging of the lesion, such as 3D imaging of the urinary system and vascular imaging of the brain, which can cost 1100-1200 RMB. Therefore, the specific cost depends on the specific site and the items to be examined.