Objectives: To explore the clinical features and treatment of epilepsy with atonic seizures.

目的：探讨失张力发作的临床特点及治疗。

Methods: Clinical observation and EEG were performed in 5 patients diagnosed as atonic seizures.

方法：对符合失张力发作诊断标准的5例病人进行临床观察和EEG检查。