Refining Severe Tricuspid Regurgitation Definition by Echocardiography with a New Outcomes-Based “Massive” Grade

Kalie Y Kebed,Karima Addetia,Michael Henry,Megan Yamat,Lynn Weinert,Stephanie A Besser,Victor Mor-Avi,Roberto M Lang

Journal of the American Society of Echocardiography（2020）

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摘要

•Severity of TR frequently exceeds the current definition of severe.•Outcomes-based grading approach could identify patients with higher mortality risk.•284 patients with severe functional TR, defined as vena contracta (VC) ≥0.7 cm.•VC > 0.92 cm (”massive” TR) associated with adverse RV remodeling + reduced survival.

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关键词

Tricuspid valve,Valvular regurgitation,Vena contracta,Right ventricle

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