Cerebral hemorrhage on CT mainly appears as a round or oval high-density shadow with whitish and shiny features, which is basically the same as the skull performance. CT examination of cerebral hemorrhage is very helpful for the treatment of cerebral hemorrhage, because CT examination of cerebral hemorrhage is fast and convenient for diagnosis and short operation time, and it is also very helpful for postoperative patient review, which can better judge the patient’s condition and thus provide direction for clinical guidance of treatment, and CT is also used as a routine examination means for postoperative discharge and review of patients. In addition, CTA examination, for example, can also show whether there are vascular lesions in the skull.