Association between left ventricular lead position and intrinsic QRS morphology with regard to clinical outcome in cardiac resynchronization therapy for heart failure.

Tove Olsson Brandtvig,Sofia Marinko,Maiwand Farouq,Johan Brandt,David Mörtsell,Lingwei Wang,Uzma Chaudhry,Samir Saba,Rasmus Borgquist

Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc（2023）

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摘要

In patients treated with CRT, non-lateral LV lead positions (including apical, anterior, and inferior positions) were associated with worse clinical outcome and less reduction of QRS duration. This association was strongest for patients with native LBBB or RBBB.

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关键词

cardiac resynchronization therapy, electrode position, heart failure, prognosis

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