本组患儿脑电异常率为92%（23/25），其中低波幅快波8例（32%），弥漫性高波幅慢波性异常5例（20%）；

The abnormal rate of EEG was 92 per cent(23/25). The patients with fast wave of low amplitude were 8 cases(32%).

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发作期脑电图17例表现为高波幅慢波夹杂棘波爆发-低电压抑制，10例表现为全脑各导呈广泛性低电压抑制，1例表现为假性正常脑电图改变。

Sometimes low voltage restraint outbreaking with high wave, slow waves and spikes appeared in 17 cases while wide low voltage restraint occurred in 10 cases, but false normal EEG appeared in 1 case.

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