病毒性脑炎（简称病脑）起病隐匿，发作凶猛，临床愈合差，早期确诊利于治疗，本院今年共收治3例病脑，现回顾分析误诊原因如下。l临床资料1．1以全身抽搐为主要症状，误诊为癫痫大发作。患者，男，20岁学生。以突发全身抽搐2小时入院。查体：T39．5”C，BP20／llkPa，中度昏迷 Viral encephalitis (referred to as sick brain) occult onset, fierce attack, poor clinical healing, early diagnosis and treatment benefit, the hospital received a total of 3 cases of brain disease this year, are now reviewed the reasons for misdiagnosis are as follows. l clinical data 1.1 to systemic convulsions as the main symptoms, misdiagnosed as epileptic seizures. Patient, male, 20-year-old student. To sudden systemic twitch 2 hours admission. Physical examination: T39.5 "C, BP20 / llkPa, moderate coma