病例介绍例1，刘XX，女，42岁，患者入院前45天咳嗽后突发剧烈头痛，无意识不清，右眼疼痛，右眼脸下垂渐加重，入神经内科，腰穿为血性脑脊液，转外科治疗。查体：神志清晰，问话对答，右动眼神经麻痹，眼球外展位，内收不能，四肢活动良好，颈强（士），行右颅内动脉造影，为 Cases introduced cases 1, Liu XX, female, 42 years old, 45 days before admission to patients with sudden severe headache after cough, unconsciousness, right eye pain, right eye face down gradually increased, into neurology, waist wear bloody cerebrospinal fluid, Turn surgical treatment. Physical examination: conscious, questioning and answering, paralysis of right oculomotor nerve, eyeball outreach, adduction can not, limbs well, neck strong (disabilities), right intracranial angiography, as