退行性二尖瓣关闭不全(P2连枷)
继发于腱索自发性或退行性断裂(典型见于纤维弹性缺乏症或黏液样变性背景下后叶的P2扇区)的重度原发性器质性二尖瓣关闭不全。
定义
继发于腱索自发性或退行性断裂(典型见于纤维弹性缺乏症或黏液样变性背景下后叶的P2扇区)的重度原发性器质性二尖瓣关闭不全,引起收缩期瓣叶游离缘无约束地向左心房翻转、左心室容量负荷过重以及进行性左心房扩大 [V1] [V3] [G1-05]。
严重程度标准
分层表现
模拟器严重程度分级
模拟器严重程度分级:
轻度, 中度, 重度
基线心律:
正常窦性心律
亦称为: 连枷样二尖瓣叶 · 退行性二尖瓣关闭不全 · 二尖瓣腱索断裂 · 原发性二尖瓣关闭不全 · DMR
该组中的其他病变
相关临床对比
文献来源
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- [V1] 2025 ESC/EACTS Guidelines for the management of valvular heart disease . Eur Heart J (2025) . DOI: 10.1093/eurheartj/ehaf194 PubMed: 40878295
- [V2] 2020 ACC/AHA Guideline for the Management of Patients With Valvular Heart Disease: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines . Circulation (2021) . DOI: 10.1161/CIR.0000000000000923 PubMed: 33332150
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