V2EX mitral regurgitation

Mitral Regurgitation

定义 Definition

二尖瓣反流(又称二尖瓣关闭不全):指心脏左心房与左心室之间的二尖瓣不能完全关闭,导致左心室收缩时部分血液反向漏回左心房。常见原因包括二尖瓣脱垂、风湿性瓣膜病、感染性心内膜炎、心肌病或心肌梗死后乳头肌/腱索功能异常等。(该术语也可在影像或体检报告中描述反流的“轻/中/重度”。)

发音 Pronunciation (IPA)

/mtrl rdten/

例句 Examples

The echocardiogram showed mild mitral regurgitation.
超声心动图显示轻度二尖瓣反流。

After the myocardial infarction, papillary muscle dysfunction led to severe mitral regurgitation and pulmonary edema.
心肌梗死后,乳头肌功能障碍导致重度二尖瓣反流并引发肺水肿。

词源 Etymology

mitral 来自拉丁语 mitra,原指主教戴的“冠帽”,因为二尖瓣的形状被认为类似这种帽子;regurgitation 来自拉丁语 regurgitare,意为“涌回、倒流”,由 *re-*(回、再)+ gurgitare(像水流翻涌)构成。合起来表示“二尖瓣处的血液倒流”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Braunwald’s Heart Disease: A Textbook of Cardiovascular Medicine(《布劳恩瓦尔德心脏病学》)中常用于讨论二尖瓣反流的病因、分级与治疗策略。
  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)中用于阐述瓣膜性心脏病与相关体征(如杂音)及并发症。
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯与科特兰病理学基础》)中用于病理机制与瓣膜结构改变的描述。
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