基于心肌灌注显像与X线计算机断层扫描数据结合的左心室电极植入优化方案
- 作者: Mishkina A.I.1, Atabekov T.A.1, Sazonova S.I.1, Batalov R.E.1, Popov S.V.1, Zavadovsky K.V.1
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隶属关系:
- Tomsk National Research Medical Centre, Russian Academy of Sciences
- 期: 卷 6, 编号 2 (2025)
- 页面: 229-238
- 栏目: 原创性科研成果
- URL: https://journals.rcsi.science/DD/article/view/310212
- DOI: https://doi.org/10.17816/DD635333
- EDN: https://elibrary.ru/JPGZLU
- ID: 310212
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论证。对于慢性心力衰竭患者,成功实施心脏再同步化治疗的关键在于左心室电极植入位置的合理选择。为优化目标静脉的选择并提高介入操作的疗效,结合冠状静脉计算机断层扫描与心肌灌注显像数据的多模态影像学方法具有潜在应用价值。
目的:评估多模态放射影像方法在心脏再同步化治疗中优化左心室电极植入位置的应用潜力。
方法。本研究为单中心、前瞻性、非随机对照型观察性研究。纳入符合最新指南、拟接受心脏再同步化治疗的慢性心力衰竭患者。术前均行冠状静脉计算机断层扫描以明确静脉解剖结构,并进行心肌灌注显像以评估左心室灌注障碍程度。最佳左心室电极植入位置基于冠状窦3D重建图像与心肌灌注图像的融合分析确定。为评估该融合策略的有效性,设置对照组,采用常规方法植入再同步化装置,术前未评估冠状静脉的解剖结构及瘢痕组织情况。在心脏再同步化治疗后6个月,所有患者均接受超声心动图检查,以评估治疗效果。超声心动图应答的判定标准为:左心室收缩末期容积下降≥15%和/或射血分数上升≥5%。
结果。影像组纳入40例慢性心力衰竭患者,对照组纳入30例具有相同诊断的患者。在接受心脏再同步化治疗6个月后,影像组中有33例患者(82%)达到应答标准,显著高于对照组的17例患者(57%),p=0.031。影像组患者左心室收缩末期容积的下降幅度(-52 [-71; -22.5] ml)在统计学上显著优于对照组(-21 [-64; -1] ml),p=0.039。左心室射血分数分别增加7.5 [4.5; 15]%与4.5 [0; 13]%,但两组差异无统计学意义(p=0.082)。
结论。应用包括冠状静脉计算机断层扫描与心肌灌注显像在内的心血管影像学方法,与接受心脏再同步化治疗后出现应答的患者比例增加相关联。
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作者简介
Anna I. Mishkina
Tomsk National Research Medical Centre, Russian Academy of Sciences
编辑信件的主要联系方式.
Email: anna123.2013@gmail.com
ORCID iD: 0000-0001-9453-1635
SPIN 代码: 9792-6033
MD, Cand. Sci. (Medicine), Cardiology Research Institute
俄罗斯联邦, TomskTariel A. Atabekov
Tomsk National Research Medical Centre, Russian Academy of Sciences
Email: kgma1011@mail.ru
ORCID iD: 0000-0003-2645-4142
SPIN 代码: 3274-6898
MD, Cand. Sci. (Medicine), Cardiology Research Institute
俄罗斯联邦, TomskSvetlana I. Sazonova
Tomsk National Research Medical Centre, Russian Academy of Sciences
Email: sazonova_si@mail.ru
ORCID iD: 0000-0003-2799-3260
SPIN 代码: 3787-2774
MD, Dr. Sci. (Medicine), Cardiology Research Institute
俄罗斯联邦, TomskRoman E. Batalov
Tomsk National Research Medical Centre, Russian Academy of Sciences
Email: romancer@cardio-tomsk.ru
ORCID iD: 0000-0003-1415-3932
SPIN 代码: 1371-4429
MD, Dr. Sci. (Medicine), Cardiology Research Institute
俄罗斯联邦, TomskSergey V. Popov
Tomsk National Research Medical Centre, Russian Academy of Sciences
Email: svp@cardio-tomsk.ru
ORCID iD: 0000-0002-9050-4493
SPIN 代码: 6853-7180
MD, Dr. Sci. (Medicine), Professor, academician of the Russian Academy of Science, Cardiology Research Institute
俄罗斯联邦, TomskKonstantin V. Zavadovsky
Tomsk National Research Medical Centre, Russian Academy of Sciences
Email: konstzav@gmail.com
ORCID iD: 0000-0002-1513-8614
SPIN 代码: 5081-3495
MD, Dr. Sci. (Medicine), Cardiology Research Institute
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