抗N-甲基-D-天冬氨酸受体(NMDAR)脑炎是一种自身免疫性脑炎,其主要临床表现为精神行为异常、惊厥发作、意识障碍、记忆力下降、中枢性低通气、肢体异常运动及自主神经紊乱等。该病病因复杂,有研究报道该病常发生在伴有卵巢畸胎瘤的年轻女性患者中,部分抗NMDAR脑炎合并其他肿瘤,如神经母细胞瘤及小细胞肺癌等[1-2]。2015年5月 Anti-N-methyl-D-aspartate receptor (NMDAR) encephalitis is an autoimmune encephalitis whose main clinical manifestations are psychiatric behavior, seizures, disturbance of consciousness, memory loss, central hypoventilation , Abnormal limb movements and autonomic disorders. The etiology of the disease is complex, studies have reported that the disease often occurs in young women with ovarian teratoma, some anti-NMDAR encephalitis combined with other tumors, such as neuroblastoma and small cell lung cancer [1-2]. May 2015