化脓性脑膜炎是婴儿和儿童时期的常见病,脑脊液检查对诊断具有重要意义。若脑脊液改变典型,诊断并不困难。近年来陆续报告一些脑脊液常规检查正常或变化不典型的病例,给临床诊断带来了一定的困难。现将我科所见4例脑脊液变化不典型的化脓性脑膜炎病例报告如下: 例1:男,10个月。因发热3天伴呕泻注青、链霉素未见好转。于1973年12月21日入院。入院时检查:T38.4℃,P124次/分,R40次/分,精神萎靡,烦躁,呼吸急促,前囱 Purulent meningitis is a common disease in infancy and childhood, and cerebrospinal fluid tests are important for the diagnosis. If the cerebrospinal fluid changes typical, the diagnosis is not difficult. In recent years, one after another reported some routine cerebrospinal fluid routine examination or atypical cases of change, to the clinical diagnosis has brought some difficulties. Now we see 4 cases of cerebrospinal fluid changes in atypical cases of purulent meningitis are reported as follows: Example 1: Male, 10 months. 3 days with vomiting and diarrhea because of fever, streptomycin did not improve. Admitted to hospital on December 21, 1973. Admission examination: T38.4 ℃, P124 times / min, R40 beats / min, apathetic, irritability, shortness of breath, the former