问题
单项选择题
女性，18岁，突然剧烈头痛、伴呕吐，查体：颈项强直，克氏征(+)，布氏征(+)，体温37.0℃，既往身体健康。CT示双侧裂池及纵裂池内等密度影。
首先应考虑( )。
A．脑炎
B．脑膜炎
C．蛛网膜下腔出血
D．脑肿瘤
E．脑脓肿
答案
参考答案：C
解析： 脑动脉瘤的重要辅助检查
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女性，18岁，突然剧烈头痛、伴呕吐，查体：颈项强直，克氏征(+)，布氏征(+)，体温37.0℃，既往身体健康。CT示双侧裂池及纵裂池内等密度影。
首先应考虑( )。
A．脑炎
B．脑膜炎
C．蛛网膜下腔出血
D．脑肿瘤
E．脑脓肿
参考答案：C
解析： 脑动脉瘤的重要辅助检查
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What do we know about cougars
A．They are afraid of noises.
B．They hesitate before they hit.
C．They are bigger than we think.
D．They like to attack running people.