1病例报告患者男,27岁。于入院前20余天,无明显诱因出现发作性失算,不能完成日常工作,但能进行交流,自觉头晕、视物模糊,在当地医院行头颅CT检查未见异常,之后以上症状持续存在,其间患者思维清晰,言语流利,能进行正常交流,几天后患者开始出现行为异常、胡言乱语、哭笑无常、夜? 1 case report patient male, 27 years old. More than 20 days prior to admission, there was no obvious incentive for the onset of misconduct, can not complete routine work, but to communicate, consciously dizzy, blurred vision, the head office in the brain line CT examination showed no abnormalities, after the above symptoms persist, during which patients Clear thinking, fluent speech, to communicate properly, a few days after the patient began to behave abnormalities, nonsense, dumbness, night?