题目内容
下列关于慢性阻塞性肺病的临床表现不正确的是
2021-10-20
A.咳嗽
B.咳痰，伴感染时为浓痰，剧烈咳嗽时痰中可带血
C.可出现进行性加重的呼吸困难
D.再严重也不会出现呼吸衰竭
E.有桶状胸
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