例1　女,37岁。因长期口服强的松7个月后出现头痛、呕吐2天入院。患者因自身免疫性溶血性贫血。口服强的松治疗,初始每日60mg,以后逐渐减至每日30mg维持,当服用7个月后,溶血症状虽有效控制,但出现剧烈头痛、呕吐。查体:无明显阳性体征,脑膜刺激征(-),病理反射(-)。血红蛋白93g/ Example 1 Female, 37 years old. Due to long-term oral prednisone 7 months after headache, vomiting admitted to hospital for 2 days. Patients due to autoimmune hemolytic anemia. Oral prednisone treatment, the initial daily 60mg, gradually reduced to 30mg daily maintenance, when taken after 7 months, although the effective control of hemolytic symptoms, but severe headache, vomiting. Physical examination: no significant positive signs, meningeal irritation (-), pathological reflex (-). Hemoglobin 93g /