患者,男性,20岁。因剧烈头痛、纳差、乏力4天,于1985年1月30日入院。体检:精神萎靡,额及上颌轻压痛,余无异常发现。头痛逐日加重,多以晚间明显,伴恶心呕吐。体温37.3℃。脑电图正常。实验室检查:白细胞11×10~9/L、中性73％、淋巴20％、尿、粪常规正常。2月2日作脑脊液检查:潘氏(+),蛋白0.988/L,细菌常规培养无菌生长。住院期给庆大霉索及对症治疗,头痛无明显好转。2月14日又查脑脊液:潘氏(+)、 Patient, male, 20 years old. Due to severe headache, anorexia, fatigue for 4 days, on January 30, 1985 admission. Physical examination: apathetic, upper and lower jaw tenderness, I found no abnormalities. Headache increased day by day, mostly in the evening obviously, with nausea and vomiting. Body temperature 37.3 ℃. EEG normal. Laboratory tests: white blood cells 11 × 10 ~ 9 / L, 73% neutral, lymphatic 20%, urine, normal feces. February 2 for cerebrospinal fluid examination: Pan (+), protein 0.988 / L, bacterial growth of sterile conventional culture. Hospitalization to celebrate the mold and symptomatic treatment, no significant improvement in headache. February 14 and check cerebrospinal fluid: Pan (+),