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作者分析了1968～1987年芬兰赫尔辛基大学儿童医院收治的462例脑炎患儿的病因学.脑炎的临床诊断标准是持续时间不到1个月的、表明脑组织受累的急性神经系统症状和体征.微生物学诊断标准是对多种常见病毒、衣原体和支原体的补体结合抗体滴度至少有4倍增长.在这20年期间.儿童脑炎的年发病率为8.3/10万(2.5～19.8/10万).在462例1月龄～16岁的脑炎患儿中,有312例(68%)出现临床症状或微生物学检查结果阳性.在全部病例中,儿童期疾病麻疹、腮腺炎和风疹
The authors analyzed the etiology of 462 children with encephalitis admitted to the Children’s Hospital University of Helsinki, Finland, from 1968 to 1987. The clinical diagnostic criteria for encephalitis were less than one month in duration and showed symptoms of acute neurological involvement in the brain and The diagnostic criteria for microbiology is at least a four-fold increase in complement antibody titer against a variety of common viruses, Chlamydia and Mycoplasma during which the annual incidence of encephalitis in children is 8.3 / 100,000 (2.5-19.8 / 100,000). Of the 462 children with encephalitis aged 1 month to 16 years, 312 (68%) had clinical symptoms or had a positive microbiological test result. In all cases, childhood disease measles, mumps And rubella