我科1975～1978年共收治散发性病毒性脑炎病儿50例(不包括流行性乙型脑炎病例),现进行临床分析如下: 诊断条件 1、急性或亚急性起病,2、没有明显的季节性,多为散发性,3、有脑实质性损害的症状和体征,4、脑脊液轻度异常或正常,5、结合辅助检查可除外中枢神经系统的其它感染疾病或其它急性感染引起的中毒性脑病,6、补体结合试验。 Our department from 1975 to 1978 were treated sporadic viral encephalitis in children 50 cases (excluding cases of Japanese encephalitis), the clinical analysis is as follows: Diagnostic conditions 1, acute or subacute onset, 2, no Obvious seasonal, mostly sporadic, 3, there are signs and symptoms of substantial brain damage, 4, cerebrospinal fluid mild abnormal or normal, 5, combined with the auxiliary examination may be other central nervous system infections or other acute infections caused Toxic encephalopathy, 6, complement fixation test.