癫痫是一种常见的中枢神经系统疾病，根据发病原因可分为原发性及症状性两类。原发性癫痫是遗传性的，患者多在３０岁以前发病，因而患者婚后子女也可能得癫痫，其患病率为３％～５％。症状性癫痫则是非遗传性的，一般多因出生时难产、产伤或因婴儿期高热、颅脑外伤、缺钙... Epilepsy is a common central nervous system disease, according to the cause of the disease can be divided into two types of primary and symptomatic. Primary epilepsy is hereditary, the majority of patients in the disease before the age of 30, so patients may also have children after marriage, epilepsy, the prevalence of 3% to 5%. Symptomatic epilepsy is non-genetic, usually due to childbirth at birth, birth trauma or because of infancy fever, head trauma, calcium deficiency ...