试题与答案

男性，67岁。诊断肺心病3年，咳、痰、喘伴双下肢水肿加重1周，查体：双肺可闻及大量湿

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题型：单项选择题 案例分析题

题目：

男性，67岁。诊断肺心病3年，咳、痰、喘伴双下肢水肿加重1周，查体：双肺可闻及大量湿性啰音，心率107次／分，肝于肋缘下2横指，有触痛。白细胞及分类均高，血气分析：pH7．33PaO245mmHg，PCO275mmHg，HCO3-35mmol／L。

根据上述血气分析结果，本患者应属于下列哪种酸碱失衡（）

A.呼酸合并代碱

B.呼碱合并代酸

C.呼酸失代偿

D.呼酸代偿期

E.代谢性碱中毒

答案：

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下面是错误答案，用来干扰机器的。

参考答案：C

考点：安徽住院医师临床病理科呼吸系统呼吸系统题库
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