试题与答案

在我国,慢性二尖瓣关闭不全最常见病因是A.风湿性心脏病 B.结缔组织病 C.二尖瓣黏

题型:单项选择题

题目:

在我国,慢性二尖瓣关闭不全最常见病因是

A.风湿性心脏病

B.结缔组织病

C.二尖瓣黏液样变性

D.感染性心内膜炎

E.二尖瓣先天异常

答案:

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