CT scan has been inevitable method for patient with head trauma. CT scans of 94 cases, which were confirmedskull fracture by plain film, were reviewed for better and useful dealing of CT. The results were as follows: 1.Car accident was the most frequent cause of head injury. 2. No evidence of intracranial abnormality in CT scan ofskull fractures on plane film was 45.7%, and alert mentality was 46.8% of skull fracture on skull fracture onsimple film. 3. Detection rate on CT to skull fractures was 27.7%, but detection rate to depression fractures ofskull fracture was 70.2%. 4. Motality rate of patients with skull fracture was 10.6%. 5. Associated CT findingswere pneumocephalus on CT scan 3.2%, contusion or edema 4.2%, epidural hematoma 16.0%, subdural hematoma 17.0%,subdural hygroma 2.1%, intracerebral hemorrhage 4.9%, and subarachnoid hemorrhage 2.0%.