患者,女,33岁。因反复头痛、恶心2年,加重半月入院。2年前患者突然出现头痛、恶心、呕吐,呈非喷射性。发烧,体温在38.2℃左右。查体:全身未见皮下结节。颈强直,克尼格氏征(+),布鲁斯基氏征(+),神经系统无定位体征。腰穿脑脊液压力3.7kpa,细胞数90×106/L,以淋巴细胞为主,蛋白0.85g/L,糖1.6mmol/L, Patient, female, 33 years old. Due to repeated headaches, nausea 2 years, increased half a month admitted to hospital. 2 years ago, the patient suddenly had headache, nausea, vomiting, was non-jet. Fever, body temperature around 38.2 ℃. Physical examination: the body did not see subcutaneous nodules. Neck stiffness, Konegard’s sign (+), Brugskey’s sign (+), Nervous system without locating signs. Lumbar puncture cerebrospinal fluid pressure 3.7kpa, the number of cells 90 × 106 / L, mainly lymphocytes, protein 0.85g / L, sugar 1.6mmol / L,