患者男,57岁。因意识不清于1987年6月22日入院,6天前突感头痛,随即意识不清,尿失禁,似诊为桥脑出血,予脱水、降颅压治疗,后病情稳定转入我院。有高血压病史20余年。3年前因头痛、左侧肢体活动障碍,诊断为脑血栓形成,经血管扩张剂等治疗2个月后症状好转。于同年再次出现右侧头痛,呕吐、左 Male patient, 57 years old. Because of confusion in June 22, 1987 admission, 6 days ago sudden headache, then unconsciousness, urinary incontinence, seems to be diagnosed with pontine hemorrhage, to dehydration, reducing intracranial pressure treatment, stable condition transferred to our hospital . Have a history of hypertension more than 20 years. 3 years ago due to headache, left limb movement disorders, diagnosis of cerebral thrombosis, vasodilators and other treatment for 2 months after the symptoms improved. In the same year, the right side of the headache again, vomiting, left