Atrial pacing during radiofrequency ablation of junctional ectopic tachycardia - A useful technique for avoiding atrioventricular block

被引:3
作者
Fukuhara, H
Nakamura, Y
Ohnishi, T
机构
[1] Wakayama Med Ctr, Japanese Red Cross Soc, Dept Pediat, Wakayama 6408558, Japan
[2] Kinki Univ, Sch Med, Clin Dept Pediat Cardiol, Osaka 589, Japan
[3] Kansai Med Univ, Kori Hosp, Dept Pediat, Osaka, Japan
来源
JAPANESE CIRCULATION JOURNAL-ENGLISH EDITION | 2001年 / 65卷 / 03期
关键词
abnormal automaticity; children; retrograde atrial depolarization; right bundle branch block; unipolar recording;
D O I
10.1253/jcj.65.242
中图分类号
N09 [自然科学史]; B [哲学、宗教];
学科分类号
01 ; 0101 ; 010108 ; 060207 ; 060305 ; 0712 ;
摘要
Radiofrequency catheter ablation (RFCA) was performed on a 5-year-old boy with congenital junctional ectopic tachycardia (JET) that was refractory to medical management. Because of the lack of retrograde atrial depolarization during tachycardia, radiofrequency energy was delivered during atrial overdrive pacing to confirm the presence of preserved atrioventricular (AV) conduction. Although the procedure was complicated by complete right bundle branch block after ablation of the para-Hissian region, the patient regained sinus rhythm accompanied by normal AV conduction. Rapid atrial pacing during RFCA of JET may be safely used to avoid AV block.
引用
收藏
页码:242 / 244
页数:3
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