Accident records of the Frenchay Accident and Emergency Department for the months of January to June 1979 were examined, and 1,534 cases of head injury were recorded. Of these, the numbers of cases submitted to skull x-ray, admitted to hospital and having CT scans were noted. 1,341 skull x-rays were performed of which 23 showed fractures of the cranial vault. 351 patients were admitted, and of ...