Pulmonary Vein Isolation Guided by Real-Time Three-Dimensional Transesophageal Echocardiography

被引:4
作者
Regoli, Francois [1 ]
Faletra, Francesco F. [1 ]
Scaglione, Marco [2 ]
Nucifora, Gaetano [1 ]
Moccetti, Tiziano [1 ]
Auricchio, Angelo [1 ]
机构
[1] Fdn Cardioctr Ticino, Div Cardiol, CH-6900 Lugano, Switzerland
[2] Cardinal Massaia Hosp, Div Cardiol, Asti, Italy
来源
PACE-PACING AND CLINICAL ELECTROPHYSIOLOGY | 2012年 / 35卷 / 03期
关键词
atrial fibrillation; echocardiography; imaging; mapping; electrophysiology-clinical; ATRIAL-FIBRILLATION; CATHETER ABLATION; CT;
D O I
10.1111/j.1540-8159.2011.03029.x
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
The present case illustrates pulmonary vein isolation guided by real-time three-dimensional transesophageal echocardiography. This imaging modality allowed to navigate in a point-by-point fashion around pulmonary veins to assess both catheter location in relation to pulmonary vein ostia and stability of catheter tip. Also, it offered high-resolution visualization of a thickened, prominent tissue that surrounded the left upper pulmonary vein (the ligament of Marshall). The ability to visualize this anatomical structure along with intracardiac recording of electrical signals allowed to safely modulate in loco radiofrequency energy delivery, thus achieving electrical isolation of the pulmonary vein. (PACE 2011; 14)
引用
收藏
页码:E76 / E79
页数:4
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