Intraventricular conduction delay in the form of left bundle branch block plays an important role in the genesis and the progression of congestive hart failure. We report on the clinical course of a patient and the improvement in functional status after the disappearance of left bundle branch block, despite withholding cardiac resynchronization therapy.

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Journal of Electrocardiology
Erasmus MC: University Medical Center Rotterdam

van der Heijden, R., Res, J., & Jordaens, L. (2007). Reversible left bundle branch block induced congestive heart failure. A case report. Journal of Electrocardiology, 40(4), 348–351. doi:10.1016/j.jelectrocard.2006.11.004