婴儿化脓性脑膜炎(化脑)表现多样,易误诊。5年来我科收治婴儿化脑100例,误诊31例,现分析如下。 1 一般资料男21例,女10例,男女之比2:1,年龄4天～1岁。其中≤28天者误诊13例,误诊率46.4％(13/28),>28天者误诊18例,误诊率25.0％(18/72)。误诊疾病有低钙惊厥11例,败血症10例,上呼吸 Infantile purulent meningitis (brain) performance varied, easily misdiagnosed. Over the past five years, our department treated 100 cases of infant brain, misdiagnosed 31 cases, are analyzed as follows. 1 General information 21 males and 10 females, male to female ratio of 2: 1, age 4 days to 1 year old. Among them, 13 cases were misdiagnosed as ≤28 days, misdiagnosis rate was 46.4% (13/28), misdiagnosis was more than 28 days, and the misdiagnosis rate was 25.0% (18/72). Misdiagnosis of disease with calcium convulsion in 11 cases, 10 cases of sepsis, upper respiratory tract