[Diagnosis and treatment of delayed intracranial hematoma]

20 patients of head injury with delayed intracranial hematoma were diagnosed by CT scan. There are 15 men and 5 women, and ages ranged from 12-74 years. The location of hematomas were epidural hematoma 9, subdural 1, and intracerebral 10. The time of hematoma formation ranged from 12 hours to 21 days. Those were not found at first, but lately were diagnosed by CT scan. Early diagnosis, early treatment and prognosis are discussed also.