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问题 单项选择题 A1/A2型题

患者女性，28岁。做家务时突然发生右下腹痛3小时，辗转不安，伴恶心、呕吐，近年来有多次类似发作史。查体：腹柔软，右下腹深压痛。尿常规：白细胞少数，红细胞（+++）。该患者可初步诊断为（）

A.急性阑尾炎

B.急性胰腺炎

C.输尿管结石

D.绞窄性肠梗阻

E.机械性肠梗阻

答案

参考答案：C

问答题 简答题

常见的误诊、漏诊的原因有哪些？
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单项选择题

Recently, I flew to Las Vegas to attend a meeting. As we were about to arrive, the pilot announced with apology that there would be a slight (16) before setting down. High desert winds had (17) the airport to close all but one runway. He said that we would be (18) the city for a few minutes waiting to (19) . We were also told to remain in our seats meanwhile with our seat belts fastened (20) there might be a few bumps(颠簸). Well, that few minutes turned into about four-five minutes, including a ride that would make a roller coaster(过山车) (21) by comparison. The movement was so fierce that several passengers felt (22) and had to use airsickness bags. As you might guess, that’ s not a good thing to have happen in a(n) (23) space because it only (24) to increase the discomfort of the situation.

About twenty minutes into the adventure, the entire airplane became very (25) There was now a sense of anxiety and fear that could be (26) noticed. Every passenger simply held on for dear life …except one. A (27) was having a good time！ With each bump of the (28) , he would let out a giggle (咯咯地笑)of delight. As I observed this, I (29) that he didn’t know he was supposed to be afraid and worried about his (30) . He neither thought about the past nor about the future. Those are what we gown--ups have learned from (31) . He was (32) the ride because he had not yet been taught to fear it. Having understood this, I took a deep breath and (33) back into my seat, pretending I was (34) on a roller coaster. I smiled for the rest of the flight. I even (35) to giggle once or twice, much to the chagrin(随恼) of the man sitting next to me holding the airsickness bag.

16（）

A.learning 

B.taking 

C.missing 

D.enjoying
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