1966年1～4月,我们在历城县人民医院收治流脑242例,发现一户发生2例以上者27户,其中住院54例。经家庭调查,又确诊17例,共计71例。本组年龄最小为3个月,最大59岁,12岁以下占总数的83.2%。住院的54例均具有流脑症状和体征。有29例作了皮疹涂片检菌。结果26例(89.6%)查到革兰氏阴性双球菌。5例查脑脊液,呈化脓性改变。 From January to April 1966, we treated 242 cases of meningitis in Licheng County People’s Hospital and found that there were 27 households with more than 2 cases, of which 54 cases were hospitalized. After a family survey, another 17 cases were diagnosed, a total of 71 cases. This group is the youngest for 3 months, maximum 59 years old, 12 years of age accounted for 83.2% of the total. All of the 54 hospitalized patients had meliocytic symptoms and signs. Twenty-nine patients had a rash smear. Results Gram-negative bacteria were found in 26 cases (89.6%). 5 cases of cerebrospinal fluid, was purulent changes.