Before operation,epileptogenic focus was located with regional cerebral blood flow SPECT imaging and subdural strip electrode ECOG monitoring.

• 所有病例术前做单光子发射计算机断层扫描（SPECT）脑血流显像检查，术中做硬脑膜下条片状电极描记皮层脑电图检查，定位皮层致痫灶。