属于Crohn病并发症的是（）。
A.肠梗阻
B.腹泻
C.瘘管形成
D.杵状指（趾）
E.肛周病变
参考答案：A
解析：Crohn病肠外表现有口腔黏膜溃疡，皮肤结节性红斑，外周关节炎，前葡萄膜炎，巩膜炎，坏疽性脓皮病；强直性脊柱炎，原发性硬化性胆管炎等。Crohn病并发症有：肠梗阻最常见，其次是腹腔内脓肿，偶可并发急性穿孔或大量便血。直结肠病变者可发生癌变。腹泻、瘘管形成及肛周病变是Crohn病的临床表现。
| 完形填空。 | |||
| Why didn't my teacher believe me? I really did all my homework last night, 1 I don't have it now. My teacher knows I am busy these days. There will be a basketball game 2 two days in our school. I am on the basketball team and have to practice it after school. But that isn't 3 I don't have my homework today. Where is my homework? I have to say my 4 ate it. Last night, I went home late and was really 5 from practice. However, I didn't forget 6 my homework. I had dinner and did it at the same time. When I nearly finished it, suddenly I dropped some meat on my paper. I didn't know 7 to do. It was too late. I had no time to do the homework on 8 piece of paper. So I just put my paper on the table and went to bed. My dog Max loved meat very much and it jumped up onto the table and ate my 9 . My teacher said it was an old story. I 10 know many students say it all the time. But this time, it's true! Who can believe me? | |||
|