本文报告39例颈内动脉系统闭塞性脑血管病急性期的脑电图改变。39例中正常者6例(15.4％),异常33例(84.6％)异常中少数为弥散性损害,大多数为一侧性或局灶性改变,脑电图定位与临床符合者24例(61.5％)。本文还对病理波形、病情轻重、描记时间与脑电图的关系及分型等作了讨论。 This article reports 39 cases of internal carotid artery occlusive cerebrovascular disease in the acute phase of EEG changes. Of the 39 cases, 6 cases were normal (15.4%) and 33 cases (84.6%) were abnormal disseminated lesions, most of them were unilateral or focal changes. There were 24 cases with EEG location and clinical compliance 61.5%). This article also discusses the relationship between pathological waveform, severity, tracing time and electroencephalography, and typing.