Intermittent Capture of the Left Bundle With Permanent His Bundle Pacing: Mechanistic Insights and Implications for an Emerging Field

被引:3
作者
Friedman, Daniel J. [1 ]
Hjorth, Markus A. [2 ]
Sun, Albert Y. [1 ,3 ]
Atwater, Brett D. [1 ,3 ]
机构
[1] Duke Univ Hosp, Div Electrophysiol, 2301 Erwin Rd, Durham, NC 27710 USA
[2] Karolinska Inst, Stockholm, Sweden
[3] Durham Vet Adm Hosp, Durham, NC USA
关键词
block; His bundle; left bundle branch block; pacemaker; resynchronization therapy;
D O I
10.1111/jce.13057
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
LBBB and His Bundle Pacing We present a case of a patient with elevated His lead capture thresholds and intermittent recruitment of the left bundle. The patient underwent a noninvasive electrophysiology study and was determined to have a left bundle branch block due to postrepolarization refractoriness. The nature of bundle branch block can have important implications for optimal patient selection and device programming in the emerging field of His bundle pacing.
引用
收藏
页码:1344 / 1348
页数:5
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