結核性脑膜炎发生在老年者較少見。我院自1955年至1963年6月收治成人結核性脑膜炎83例,其中50岁以上者12例。診断依据为:凡年龄超过50岁,具有脑膜刺激征,脑脊液之改变符合結核性脑膜炎之特点或脑脊液中找到結核菌,并剔除其他疾病所致之脑压增高和脑脊液炎症改变者。由于其临床表現常不典型,容易誤診为其他疾病,且死亡率高,后遺症亦多,今 Tuberculous meningitis occurs in the elderly are rare. 83 cases of tuberculous meningitis were admitted to our hospital from 1955 to June 1963, of which 12 cases were over 50 years old. The diagnosis is based on the following: All men over the age of 50, with meningeal irritation, cerebrospinal fluid changes in line with the characteristics of tuberculous meningitis or tuberculosis found in cerebrospinal fluid, and excluding other diseases caused by increased intracranial pressure and cerebrospinal fluid inflammatory changes. Because of its clinical manifestations are often atypical, easily misdiagnosed as other diseases, and high mortality, sequelae also more