通常认为，入院前对细菌性脑膜炎应用抗菌素可使脑脊液无菌和改变临床特征，从而错过正确的诊断。但也有认为并不如此。为了进一步探讨，作者对爱丁堡市立医院1966～1975年10年间传染病房中的154例化脓性脑膜炎病例进行了分析。年龄从11周到 It is generally accepted that applying antibiotics to bacterial meningitis prior to admission can sterilize and change the clinical characteristics of the cerebrospinal fluid, thus missing the correct diagnosis. But others do not think so. To further explore, the authors analyzed 154 cases of purulent meningitis in an infectious ward of the Edinburgh Municipal Hospital during the 10 years from 1966 to 1975. Age from 11 weeks