植物神经性癫痫的发作形式多样,常致临床误诊。最近我们收治以笑为发作形式的癫痫一例,现报告如下: 王某,男,6岁。患儿在家经常不自主地“笑”三月余,最初家长未在意,后来发现笑时目光呆滞,笑后常有嗜睡,但无大小便失禁。在家服中药,效果不佳而来院就诊。体检:发育营养可,精神好,神志清,颈软,心肺正常,肝脾未及。颅神经(一),生理反射存在,病理反射未引出。辅助检查WBC78×109/L,N68％,L22％,脑电图示颞叶棘慢波,为小儿异常脑电图,临床诊断;笑型癫痫。经抗癫痫药治疗,“笑”的次数明显减少,一月后复查脑电图,较前明显好转。以笑发作的癫痫较为少见,本例特点是笑伴有目光呆滞,叫之不应,笑后昏睡片刻,最后由脑电图确诊,经抗癫痫治疗有效。本例在院外发作三 Epileptic seizures in various forms, often caused by clinical misdiagnosis. Recently, we admitted to the form of laughter as a form of epilepsy, are reported as follows: Wang, male, 6 years old. Children often involuntarily “laugh” at home more than three months, the initial parents did not care, and later found the eyes of laughed when laughter, laugh often drowsiness, but no incontinence. Chinese medicine at home, ineffective and came to hospital. Physical examination: the development of nutrition can be, good spirit, clear consciousness, neck soft, normal heart and lung, liver and spleen not yet. Cranial nerve (a), the presence of physiological reflex, pathological reflex did not lead. Auxiliary examination of WBC78 × 109 / L, N68%, L22%, EEG temporal lobe spine and slow wave, for children with abnormal EEG, clinical diagnosis; laughing type epilepsy. The antiepileptic drug treatment, “laugh” significantly reduced the number of re-examination EEG after January, significantly improved. Laughing epilepsy is more rare, this feature is characterized by lazy eyes with dull, should not be called, laughing after a sleepy moment, finally confirmed by EEG, the effective anti-epileptic treatment. In this case, three episodes outside the hospital