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问题 单项选择题

关于上尿路结石治疗中不正确的是

A．结石直径大于0.4cm，均不能采用非手术治疗

B．应大量饮水，适当活动

C．应根据结石性质调整尿液pH值

D．有感染时同时抗感染治疗

E．体外震波碎石，使碎石随尿液排出或内窥镜取出

答案

参考答案：A

解析：上尿路结石是指肾和输尿管结石。结石直径小于0.4cm的光滑结石，90%均能自行排出。即使直径达0.6cm的光滑结石，也应先采取非手术治疗，也有可能自行排出。

填空题

根据短文内容及所给首字母提示写出所缺单词， 并将完整单词填在下面对应题号后的横线上。

     Air is very important to everything that lives. But the air we breathe is (1)g______ dirty. People all over

the world are looking for (2)w______ to make it clean again.

     Have you (3)e______ watched the smoke from chimneys (烟囱) rising high in the air? Have you

(4)s______ the smoke from cars and trucks on roads or the smoke from planes? The smoke is not

(5)g______ to breathe. If we want to keep healthy and strong, we need to breathe (6)c______ air.

     (7)W______ more and more factories everywhere and more and more cars, trucks and planes, it is

getting harder and harder to do with the air (8)p______.

     Scientists have (9)a______ taken actions to stop or slow down some of the things that make the air dirty.

They will not stop working (10)u______ we have clean air again.

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单项选择题

女性，50岁黄疸病人，B超检查显示肝内胆管直径约1cm。应进一步选择的检查是

A．核素扫描
B．静脉胆道造影
C．经皮肝穿刺胆管造影
D．十二指肠低张造影
E．腹腔动脉造影
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