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患者男性,46岁。1980年12月25日开始出现后枕和前额部疼痛。一个半月后出现眼花,视物不清,耳呜。继之头痛加剧,后枕痛为主,伴间歇性呕吐,说话不清。近半月左下肢力弱,于1982年6月入院检查见神志不清、颈项强直,双侧瞳孔均为2.5mm,对光反应存在,双侧眼底视乳头水肿,体表皮肤未发现黑痣,四肢肌张力低,腱反射活跃,未引出病理征。心肺、腹部未见阳性体征。脑超声波检查显示中线向左偏移,腰穿测压400mm水柱(表式法测定)。脑血管造影检
Male patient, 46 years old. Occipital and forehead pain began to appear on December 25, 1980. After a month and a half, vertigo, blurred vision, ear Woo. Followed by increased headache, followed by pillow-based, intermittent vomiting, vomiting. Nearly half of the left lower extremity weakness, admitted to the hospital in June 1982 confusion, neck stiffness, both pupils are 2.5mm, the presence of light response, bilateral fundus papilledema, no skin mole found on the skin surface, Limb muscle tension is low, active tendon reflexes, did not lead to pathological signs. Cardiopulmonary and abdominal no positive signs. Brain ultrasound showed that the midline shifted to the left, and lumbar puncture pressure was 400 mm water (measured by the meter method). Cerebral angiography