[Interhemispheric subdural empyema].

Six cases of interhemispheric subdural empyema are reported. It is a rare disease due to different infections origins. All of them are under 24 years old. The characteristics symptoms of these cases were intracranial infection, increased ICP, cerebral falx syndrome and focal seizure. The specific appearances on the films of angiography and CT scan were discussed. It could be located these lesions exactly. The surgical treatments were continuous drainage though cranial burr hole or excision of abscess. All 6 cases are cured with no recurrence.