问题 多项选择题 案例分析题

患者男,25岁,右耳流脓液、听力下降5年。查体:右侧鼓膜穿孔,传导性耳聋,CT检查如下图。

关于慢性中耳炎与胆脂瘤的关系,表述正确的是()

A.胆脂瘤可分为先天性和获得性两类

B.慢性化脓性中耳乳突炎的X线表现因其病变程度和乳突气化类型而不同,可分为单纯型、肉芽肿型和胆脂瘤型

C.中耳先天性胆脂瘤患者没有中耳感染病史

D.肉芽肿型破坏骨质边界清晰

E.胆脂瘤中的胶原酶或者其他异种炎症过程可引起骨质破坏

F.CT上胆脂瘤的较特征性表现是骨棘或外耳道棘骨质破坏,破坏骨质边界清晰

G.MR增强检查显示胆脂瘤强化不明显或无强化,而肉芽组织则明显强化

答案

参考答案:A, B, C, E, F, G

阅读理解

阅读短文,然后根据短文内容简要回答下列问题。

    I had a wish to go abroad for a very long time. Finally a good chance came. Now I'm studying in the USA.

My wish comes true but I am not happy here. I want to go back to China because I hate the food in the USA.

People in the USA eat a lot of bread. They also like fast food and fried chicken very much. But I don't like such

food. I like Chinese food. There are many different kinds of food in China. They are all very delicious. So, I

often go to the Chinese restaurants in America. The food there is nice but it is very expensive. The American

people also like Chinese food very much.

1. Is the writer studying in the USA?

                                                                                                      

2. How does the writer feel in the USA?

                                                                                                      

3. Why does the writer want to go back to China? 

                                                                                                      

4. Do Americans like American food or Chinese food?

                                                                                                      

5. There are many different kinds of food in China, aren't there? 

                                                                                                      

单项选择题