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在20～25岁以后初发的癫痫称晚发性癫痫(L(?)P),约占癫痫((?)P)患者总数的25％,年发病率约为总人口的70/10万,它与青少年发病的EP在病因、发作类型、脑电图(?)及治疗等方面均有不同,为提高对本病的认识,就近年来国外文献综述如下。 一、病因 (一)脑瘤:在中年以后开始发作的EP中,脑瘤为常见病因,尤其是生长较慢的肿瘤如少突胶质瘤、星形细胞瘤、脑膜瘤,其次为多形胶质母细胞瘤、颅咽管瘤、胆脂瘤、转移性肿瘤等。皮层浅表肿瘤比脑深部肿瘤易引起EP。约1/3脑瘤患者以
Epilepsy (25% of epilepsy (? P)) accounts for 25% of the total number of epilepsy (20% of the total population) , Which is different from adolescent EP in etiology, type of attack, electroencephalogram (?) And treatment, etc., in order to improve the understanding of the disease, in recent years, foreign literature is summarized as follows. First, the etiology (a) brain tumor: in middle age after the onset of EP, brain tumor is a common cause, especially slow-growing tumors such as oligodendrocytes, astrocytoma, meningioma, followed by more Glioblastoma, craniopharyngioma, cholesteatoma, metastatic tumors and the like. Superficial cortical tumors than deep brain tumors can cause EP. About 1/3 of brain tumor patients