第十八章重症肌无力重症肌无力（myastheniagravis，MG）包括三种综合征即新生儿MG、先天性MG及儿童MG，其中新生儿及儿童MG是一种发生在神经-肌肉接头处，乙酰胆碱受体（acetycholinereceptor，AChR）抗体介导、细胞免疫依赖的获得性自身免疫性疾病。
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