患者，男，３８岁，１９９８年７月１０日入院。入院前２天因天气炎热、出汗较多，午后即感额及双颞部疼痛，卧位时减轻，直立位时加重。次日头痛加剧，伴恶心、呕吐、不发热，自服去痛片无效。患者否认外伤、手术、腰穿、感染、高血压史。因头痛剧烈，给快速静滴２０％甘... Patient, male, 38 years old, admitted to hospital on July 10, 1998. 2 days before admission because of the hot weather, sweating more, that amount of flu and the afternoon after the double temporal pain, reduce the supine position, increased when standing upright. The next day increased headache, with nausea, vomiting, fever, self-service to painkiller invalid. Patients denied trauma, surgery, lumbar puncture, infection, history of hypertension. Severe headache due to rapid intravenous infusion of 20% Gan ...