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高低梯度重度主动脉瓣狭窄患者术前特征与 TAVR 疗效比较

程 续坤, 宁 彬*

摘要

目的 探讨高、低梯度重度主动脉瓣狭窄患者的术前临床特征及接受经导管主动脉瓣置换术 (Transcatheter Aortic
Valve Replacement,TAVR) 后的疗效差异,为不同梯度重度主动脉瓣狭窄患者在临床治疗决策方案时提供参考。方法 选取
2021 年 5 月至 2024 年 4 月就诊于阜阳市人民医院符合重度主动脉瓣狭窄标准并接受 TAVR 治疗的共 56 名患者,根据术前
主动脉平均跨瓣压差分为高梯度重度主动脉瓣狭窄(High-gradient severe aortic stenosis,HGSAS)组 35 例,低梯度重度主动
脉瓣狭窄 (Low-Gradient Severe Aortic Stenosis,LGSAS) 组 21 例,收集一般数据、心脏超声、冠脉 CTA、术后并发症、堪萨
斯城心肌病问卷评分,对 2 组不同梯度患者 TAVR 治疗前临床特征及术后 1 月、6 月疗效差异进行比较。结果 在 56 例接
受经 TAVR 治疗的重度主动脉瓣狭窄患者中,低梯度组患者基线时左室射血分数显著较低,肌酐水平较高(均 p<.05),
术后随访两组主动脉跨瓣压差和瓣口最大流速均显著改善,低梯度组在左房直径、升主动脉直径和左室射血分数方面改
善更显著,而高梯度组术后 1 月内心电传导异常发生率较高(均 p<.05)。两组堪萨斯城心肌病问卷评分显著提升,显示
TAVR 改善了患者的生活质量。结论 高梯度和低梯度重度主动脉瓣狭窄患者在术前存在显著差异,不同梯度的重度主动脉
瓣狭窄患者均可从 TAVR 中获益,LGSAS 患者在 TAVR 术后具有更显著的结构和功能改善,而 HGSAS 患者需特别关注术
后心电传导检测。

关键词

经导管主动脉瓣置换术;重度主动脉瓣狭窄;高梯度重度主动脉瓣狭窄;低梯度重度主动脉瓣狭窄;左心功能; 生活质量改善

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参考

[1] 周达新 , 潘文志 , 吴永健 , 等 . 经导管主动脉瓣置换

术中国专家共识(2020 更新版)[J]. 中国介入心脏病学杂志 ,

2020,28(06): 301-309.

[2]ALKHALAILA O, SHEHADAT M A. Low-Gradient

Aortic Stenosis; the Diagnostic Dilemma[J]. Heart Views,

2022,23(1): 39-46.

[3]OSMAN M, GHAFFAR Y A, FOSTER T, et al. Meta_xfffe_Analysis of Outcomes of Transcatheter Aortic Valve Implantation

Among Patients With Low Gradient Severe Aortic Stenosis[J]. Am

J Cardiol, 2019,124(3): 423-429.

[4]USEINI D, BELULI B, CHRIST H, et al. Transcatheter

Aortic Valve Implantation in Patients Who Cannot Undergo

Transfemoral Access[J]. The Thoracic and Cardiovascular Surgeon,

2022,70(03): 189-198.

[5]CHIANG C, BRANDON M, DANLEY K, et al. Functional

and Quality of Life Outcomes After TAVR in Patients With Low

Gradient Aortic Stenosis[J]. Curr Probl Cardiol, 2024,49(1 Pt A):

101941.

[6]ULLAH W, SANA M K, MUKHTAR M, et al.

Transcatheter Aortic Valve Replacement Across Hemodynamic

Subtypes of Severe Aortic Valve Stenosis: A Network Meta_xfffe_analysis[J]. J Soc Cardiovasc Angiogr Interv, 2024,3(3Part A):

101255.

[7]BARON S J, ARNOLD S V, HERRMANN H C, et

al. Impact of Ejection Fraction and Aortic Valve Gradient on

Outcomes of Transcatheter Aortic Valve Replacement[J]. J Am

Coll Cardiol, 2016,67(20): 2349-2358.

[8] 王磊 , 贺吟歌 . 经导管主动脉瓣置换术对中高危老年

重度主动脉瓣狭窄患者心肌损伤及心室功能的影响 [J]. 中华

老年心脑血管病杂志 , 2024,26(12): 1419-1423.

[9] 尹浡 , 张宇 , 张华 , 等 . 经导管主动脉瓣置换术对老

年重度主动脉瓣狭窄患者心室重构及心肌功能的影响 [J]. 心

肺血管病杂志 , 2024,43(11): 1174-1178.

[10]HSIAO C, HSIAO S, CHIOU F, et al. Early predicting

improvement of severe systolic heart failure by left atrial

volume[J]. Heart Vessels, 2023,38(4): 523-534.

[11]SABATINO J, De ROSA S, LEO I, et al. Early reduction

of left atrial function predicts adverse clinical outcomes in

patients with severe aortic stenosis undergoing transcatheter aortic

valve replacement[J]. Open Heart, 2021,8(2).

[12]BEOHAR N, DOSHI D, THOURANI V, et al. Association

of Transcatheter Aortic Valve Replacement With 30-Day Renal

Function and 1-Year Outcomes Among Patients Presenting With

Compromised Baseline Renal Function: Experience From the

PARTNER 1 Trial and Registry[J]. JAMA Cardiol, 2017,2(7):

742-749.

[13]CHEN S, CHAU K H, NAZIF T M. The incidence and

impact of cardiac conduction disturbances after transcatheter

aortic valve replacement[J]. Ann Cardiothorac Surg, 2020,9(6):

452-467.


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