目的评价超声心动图对三尖瓣病变的诊断价值。

Objective To evaluate the diagnostic value of echocardiography in tricuspid valve lesions (TVL).

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探讨影响二尖瓣、主动脉瓣并三尖瓣病变术后低心输出量综合征（低心排）的因素以及三尖瓣的处理问题。

Purpose: To find the predictive factors of low cardiac output after mitral and aortic valve operation combined with tricuspid annuloplasty of tricuspid valve lesion.

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合并冠状动脉病变2例，风湿性二尖瓣狭窄2例，二尖瓣中重度关闭不全3例，三尖瓣重度反流4例。

Combined cardiac diseases included coronary heart disease (2 cases), rheumatic mitral stenosis (2 cases), and severe mitral insufficiency (3 cases), and severe tricuspid insufficiency (4 cases).

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